化干戈为玉帛

huà gān gē wéi yù bó

lit. to exchange weapons of war for gifts of jade and silk (idiom)

fig. to turn hostility into friendship

化

huà

to make into

干

gān

(bound form) to have to do with; to concern oneself with

戈

gē

dagger-axe

为

wéi

variant of 為|为[wei2]

玉

yù

jade

帛

bó

silk