Genesis 18:18

18 “For Abraham will certainly become a great and mighty nation, and all the nations of the earth will be blessed through him.

Genesis 18:18 Meaning and Commentary

Genesis 18:18

Seeing that Abraham shall surely become a great and mighty
nation
Which was fulfilled in the nation of Israel, so called, not so much for the largeness of the place they dwelt in, and the number of its inhabitants, as for the law of God that was given them, and the worship of God kept up among them; on account of which there was no nation so great, ( Deuteronomy 4:8 ) ; and all the nations of the earth shall be blessed in him;
in his seed, the Messiah, in whom some of all nations are blessed with all spiritual blessings. Now, since God had promised, and would do such great things for him and his, he judged it right and proper not to hide from him what he was about to do at Sodom, and the rather, as he had a near relation that dwelt there.

Genesis 18:18 In-Context

16 Then the men got up from their meal and looked out toward Sodom. As they left, Abraham went with them to send them on their way.

17 “Should I hide my plan from Abraham?” the LORD asked.

18 “For Abraham will certainly become a great and mighty nation, and all the nations of the earth will be blessed through him.

19 I have singled him out so that he will direct his sons and their families to keep the way of the LORD by doing what is right and just. Then I will do for Abraham all that I have promised.”

20 So the LORD told Abraham, “I have heard a great outcry from Sodom and Gomorrah, because their sin is so flagrant.