Psalm 89:34
My covenant will I not break, nor alter the thing that is gone out of my lips.
Torrey's Topical Textbook—AKJV

Isaiah 54:10
For the mountains shall depart, and the hills be removed; but my kindness shall not depart from you, neither shall the covenant of my peace be removed, said the LORD that has mercy on you.
Torrey's Topical Textbook—AKJV

Isaiah 59:21
As for me, this is my covenant with them, said the LORD; My spirit that is on you, and my words which I have put in your mouth, shall not depart out of your mouth, nor out of the mouth of your seed, nor out of the mouth of your seed's seed, said the LORD, from now on and for ever.
Torrey's Topical Textbook—AKJV

Galatians 3:17
And this I say, that the covenant, that was confirmed before of God in Christ, the law, which was four hundred and thirty years after, cannot cancel, that it should make the promise of none effect.
Torrey's Topical Textbook—AKJV