Matthew 18:7

18:7 Woe to the world because of stumbling blocks! It ¹  is necessary that stumbling blocks come, but woe to the person through whom they come.

Matthew 16:23

16:23 But he turned and said to Peter, “Get behind me, Satan! You are a stumbling block to me, because you are not setting your mind on God’s interests, but on man’s.” ² 

[18:7]  ¹ tn Grk “For it.” Here γάρ (gar) has not been translated.

[16:23]  ² tn Grk “people.”