Hebrews 6:17
17 So when God desired to show more convincingly to the heirs of the promise the unchangeable character of his purpose, he guaranteed it with an oath,
Hebrews 9:15
15 Therefore he is the wmediator of a new covenant, so that those who are called may receive the promised eternal xinheritance, since a death has occurred that redeems them from the transgressions committed under the first covenant.1
Hebrews 11:9
9 By faith yhe went to live in the land of promise, as in a foreign land, living in tents with Isaac and Jacob, heirs with him of the same promise.