Matthew 24:35

Heaven and earth will pass away, but my words will never pass away.

Luke 1:50

his mercy is on generation after generation, for those who reverence him.

Ephesians 1:6-7

redounding to the praise of his glorious grace bestowed on us in the Beloved,

Hebrews 6:18

so that by these two solid facts (the Promise and the Oath), where it is impossible for God to be false, we refugees might have strong encouragement to seize the hope set before us,

Treasury of Scripture Knowledge

Summary

For I have said, Mercy shall be built up for ever: thy faithfulness shalt thou establish in the very heavens.

Faithfulness ps 89

Bible References

Faithfulness ps 89

Matthew 24:35
Heaven and earth will pass away, but my words will never pass away.
Hebrews 6:18
so that by these two solid facts (the Promise and the Oath), where it is impossible for God to be false, we refugees might have strong encouragement to seize the hope set before us,