革 → 震
Hexagram 49: Revolution → Hexagram 51: The Arousing Thunder
䷰
革
Revolution
Lake / Fire
→
䷲
震
The Arousing Thunder
Thunder / Thunder
Changing LinesStable Lines
Changing Lines
This transformation involves 2 changing lines (lines 3, 5).
Trigram Changes
Upper TrigramLake → ThunderThe Joyous → The Arousing
Lower TrigramFire → ThunderThe Clinging → The Arousing
Yilin Verse
子鉏執麟，《春秋》作元。陰聖將終，尼父悲心。
Cobwebs fill the temple hall; bells and drums are silent. A broken stele lies toppled — its moss-covered characters nearly illegible.
— 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