Hebrews 6:13; Hebrews 10:23; Hebrews 11:11; Hebrews 12:26

Hebrews 6:13

13 For when God made promise to Abraham, because he could swear by no greater, he sware by himself,

Hebrews 10:23

23 Let us hold fast the profession of our faith without wavering; (for he is faithful that promised;)

Hebrews 11:11

11 Through faith also Sara herself received strength to conceive seed, and was delivered of a child when she was past age, because she judged him faithful who had promised.

Hebrews 12:26

26 Whose voice then shook the earth: but now he hath promised, saying, Yet once more I shake not the earth only, but also heaven.