Galatians 3:16 Now to Abraham and his seed were the promises made. He saith not, And to seeds, as of many; but as of one, And to thy seed, which is Christ. 3 I MC VC

Hebrews 6:13 For when God made promise to Abraham, because he could swear by no greater, he sware by himself, 5 I MC VC

Hebrews 6:17 Wherein God, willing more abundantly to shew unto the heirs of promise the immutability of his counsel, confirmed it by an oath: 7 I MC VC