Matthew 18:6-7

But if anyone abuses one of these little ones who believes in me, it would be better for him to have a heavy boulder tied around his neck and be hurled into the deepest sea than to face the punishment he deserves! “Misery will come to the one who lures people away into sin. Troubles and obstacles to your faith are inevitable, but great devastation will come to the one guilty of causing others to stumble!