Genesis 22:16

16and said, a“By myself I have sworn, declares the Lord, because you have done this and have not withheld your son, your only son,

Genesis 26:3-4

3 bSojourn in this land, and cI will be with you and will bless you, for dto you and to your offspring I will give all these lands, and I will establish ethe oath that I swore to Abraham your father. 4 fI will multiply your offspring as the stars of heaven and will give to your offspring all these lands. And gin your offspring all the nations of the earth shall be blessed,

Hebrews 6:13

The Certainty of God’s Promise

13For when God made a promise to Abraham, since he had no one greater by whom to swear, hhe swore by himself,
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