Matthew 24:35

Heaven and earth shall pass away, but my words can not pass away.

Luke 1:50

and His mercy unto generation of generations to them that fear Him.

Ephesians 1:6-7

unto the praise of the glory of his grace, with which he has blessed us in the Beloved:

Hebrews 6:18

that through two immutable things in which it was impossible that God should lie, we who have fled may have a strong consolation to lay hold of 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 shall pass away, but my words can not pass away.
Hebrews 6:18
that through two immutable things in which it was impossible that God should lie, we who have fled may have a strong consolation to lay hold of the hope set before us,