expression, ichidan verb
sheathe one's sword; lay down arms; bury the hatchet
Idiomatic expression meaning to stop fighting or end a conflict, often used figuratively.
長年の争いの末、両国は矛を収めることに合意した。
After years of conflict, the two countries agreed to bury the hatchet.
彼はついに
He finally laid down his arms and chose the path of reconciliation.