豫 → 革
Hexagram 16: Enthusiasm → Hexagram 49: Revolution
䷏
豫
Enthusiasm
Thunder / Earth
→
䷰
革
Revolution
Lake / Fire
Changing LinesStable Lines
Changing Lines
This transformation involves 3 changing lines (lines 1, 3, 5).
Trigram Changes
Upper TrigramThunder → LakeThe Arousing → The Joyous
Lower TrigramEarth → FireThe Receptive → The Clinging
Yilin Verse
商風召寇。呼我北盜。間諜內應，與我爭鬭。殫已寶藏，主人不勝。
Autumn wind summons raiders, calling in northern bandits. Spies respond from within, contesting with us in battle. Our treasures are spent -- the host does not prevail.
— Jiao Yanshou, Yilin (Forest of Changes), 1st century BCE
The Six Lines app includes all 4,096 Yilin verses, each with original ink brush artwork and full commentary. Download on the App Store