Hexagram 7ShīArmy

When a substantial collective effort needs a commander, the I Ching is unsentimental about what it costs to do the work properly: the right leader, the right reason, and the discipline to refuse the campaign that does not have both. Without correctness and a seasoned commander, the operation that succeeds tactically destroys the legitimacy that made it worth undertaking.

60-second read

Army is the hexagram for the moment a serious collective effort needs to be mobilized under a single commander. The statement names the two non-negotiable conditions: 貞 — correctness, a legitimate cause — and 丈人 — the seasoned figure with the standing to lead. The instruction layer in the Xiang commentary is structural: water within the earth, reserves accumulated and disciplined before deployment. The line texts walk through the operational failure modes — idle leaders, younger men placed in command, small men retained after the campaign ends. The discipline is the right leader and the right reason.

The hexagram

師:貞,丈人吉,無咎。

Army: correctness. The seasoned commander brings fortune. No error. — Translation by YiGram Editorial from the classical Chinese

Sze indicates how, in the case which it supposes, with firmness and correctness, and (a leader of) age and experience, there will be good fortune and no error.

— James Legge, The Sacred Books of the East: The I Ching (1882), public domain.

The six lines

Click any line on the hexagram to read its passage. Use ↑ and ↓ after focusing the hexagram to step through the six positions.

Line 1Yin at the bottom初六

師出以律,否臧凶。

The host goes forth according to the rules. If the rules are not good, there will be evil.

The first SIX, divided, shows the host going forth according to the rules (for such a movement). If these be not good, there will be evil.

— Legge (1882)

Line 1 is the yin at the bottom of the lower trigram of water — the opening moment of mobilization, where the campaign has not yet engaged anything and everything still depends on the quality of the rules the actor is moving under. The instruction is unsentimental: 師出以律 — the host goes forth by the rules — and 否臧凶 — if the rules are not good, the result is evil. The line is naming the fact that the rules are decided before the first action, not improvised inside it.

In a decision context this is the line for the day a serious initiative is launched — a hiring drive, a product roll-out, a fundraising campaign, a multi-team programme. The temptation at line 1 is to move because the team is ready and the moment feels right. The line is explicit that readiness without good rules is its own catastrophe. Founders and operators who learn to read line 1 cleanly spend the launch week writing the operating rhythm, the escalation paths, and the decision rights — not the launch announcement. The host does not go forth without the law. Set the rules. Then deploy.

PostureRight leader · legitimate cause

Army puts Water (Kan) below and Earth (Kun) above — water held inside the earth, the army’s reserves accumulated and disciplined before deployment. The trigram configuration gives the hexagram its working image. The earth contains the water rather than the water cutting through the earth; the collective force is constituted before it is released; the campaign is supplied, ordered, and rehearsed inside the container of institutional discipline before any movement outward. The Tuan commentary compresses the logic: 師,眾也,貞,正也,能以眾正,可以王矣 — Army is the multitude; correctness is rectitude; to use the multitude with rectitude is the basis for kingly authority. The hexagram is not romanticising force. It is naming the precise conditions under which a substantial collective effort produces legitimate authority rather than consuming it.

The hexagram statement names the two non-negotiable conditions: — correctness, a legitimate cause — and 丈人 — the seasoned figure with the standing to lead. Neither alone is sufficient. A correct cause led by an unseasoned commander produces the corpses-in-the-carts pattern of line 3; a seasoned commander leading an unjustifiable campaign produces the granted-and-stripped pattern that line 6 of Hexagram 6 described. Army is the hexagram of the rare moment when both conditions can be met. The Xiang prescription — 君子以容民畜眾, the noble person contains the people and accumulates the multitude — treats the constituting work as the substantial discipline. The campaign begins long before the first deployment, in the accumulation of the reserves the campaign will draw on.

Failure modesIdle leaders (line 3) · younger men in command (line 5)

The two dominant failure modes are named directly in the line texts. Line 3’s 輿尸 — corpses in the carts — reads in the traditional commentary as a campaign with too many self-appointed commanders, the operation moving with each deputy running pieces by their own judgement. Line 5’s younger men placed in command is the inverse: a single nominal commander who lacks the seasoning the work requires, undertaken even though the cause is correct. The hexagram is explicit that 貞凶 — firm correctness, evil — is the verdict when the cause is right but the command is wrong. Both failures share a root: the actor treats either the cause or the commander as sufficient on its own, when the hexagram is naming the pair as the actual condition.

Application & adjacentQuestion shape · Hexagram 8 pair · Mobilizing a collective effort

A note on the question shape this hexagram answers best. Army rewards questions framed around a specific decision to mobilize a substantial collective effort under a single commander — a product launch that requires the whole organisation to move together, a political or organising campaign with a defined opponent, a fundraising round, a multi-team programme that needs unified direction. It is less useful for vague questions about teamwork or culture; for those questions, re-read with Hexagram 13 — Fellowship — or Hexagram 8 — Holding Together — depending on whether the question is about who is in the circle or about how the circle coheres. Army presumes the effort has both a clear cause and a clear opponent or objective.

The canonical adjacent reading is Hexagram 8 — Holding Together — the structural inverse in the King Wen sequence. Where Hexagram 7 puts water below the earth and names the disciplined deployment of organised force, Hexagram 8 inverts the trigrams — water above the earth — and names the cohesion that follows once the force has been demobilised and the alliance is being held together by voluntary union rather than chain of command. The two together form the complete collective-action arc. Hexagram 7 is the campaign; Hexagram 8 is the polity that the campaign was fought to constitute. Founders and political operators who keep both hexagrams in view tend to plan the demobilisation as carefully as the deployment, and to refuse the campaigns that produce victories which cannot be converted into Hexagram 8’s voluntary cohesion. Line 6 of Hexagram 7 is the explicit bridge: the great ruler distributes the post-campaign seats and refuses to employ the small men, because the Hexagram 8 polity that follows cannot be held together if the institutional architecture is staffed by figures whose authority was purely tactical.

Sources

  • Classical text of the Yijing (周易) — hexagram and line statements (卦辭 / 爻辭) from the received Zhou-dynasty edition. Public domain.
  • James Legge, The Sacred Books of the East, Vol. XVI: The Yi King, Oxford University Press, 1882. Public domain.
  • Zhu Xi (朱熹), Zhouyi Benyi (周易本義), 1188. Public domain.
  • Wang Bi (王弼), Zhouyi Zhu (周易注), 3rd century. Public domain.
  • Bushi Zhengzong (卜筮正宗), Qing-dynasty divinatory manual, 1709. Public domain.
  • Tuan Zhuan (彖傳) and Xiang Zhuan (象傳), two of the Ten Wings (十翼). Public domain.
  • Bradford Hatcher, Yijing Hexagram Names and Core Meanings (Version 12.1, 2011). © Bradford Hatcher, 2011. Reproduced under the author’s explicit permission to redistribute his work intact, with copyright notice; this page quotes the “Key Words” subsection only and links readers to the full original for the longer notes. Bradford Hatcher (d. June 2020).

All Chinese-to-English translations on this page are by YiGram Editorial, working directly from the classical Chinese. We do not reuse third-party modern English translations of any of the listed Chinese sources. Read the full source policy in the methodology page.