Mark 9:42-43

42And whosoever shall be a snare to one of the little ones who believe [in me], it were better for him if a millstone were hung about his neck, and he cast into the sea.

43And if thy hand serve as a snare to thee, cut it off: it is better for thee to enter into life maimed, than having thy two hands to go away into hell, into the fire unquenchable;