煮豆燃萁

zhǔ dòu rán qí

burning beanstalks to cook the beans (idiom); to cause internecine strife

煮

zhǔ

to cook

豆

dòu

legume; pulse; bean; pea (CL:顆|颗[ke1],粒[li4])

燃

rán

to burn

萁

qí

stalks of pulse