thy testimonies
Psalm 119:144
The righteousness of thy testimonies is everlasting: give me understanding, and I shall live.
Psalm 119:160
Thy word is true from the beginning: and every one of thy righteous judgments endureth for ever.
Psalm 89:34-37
34
My covenant will I not break, nor alter the thing that is gone out of my lips.
35
Once have I sworn by my holiness that I will not lie unto David.
36
His seed shall endure for ever, and his throne as the sun before me.
37
It shall be established for ever as the moon, and as a faithful witness in heaven. Selah.
Psalm 111:7
The works of his hands are verity and judgment; all his commandments are sure.
Psalm 111:8
They stand fast for ever and ever, and are done in truth and uprightness.
Ecclesiastes 3:14
I know that, whatsoever God doeth, it shall be for ever: nothing can be put to it, nor any thing taken from it: and God doeth it, that men should fear before him.
Luke 21:33
Heaven and earth shall pass away: but my words shall not pass away.