26 And now, LORD, thou art God and hast promised this goodness unto thy slave;
1 Chronicles 17:26 Cross References - EJ2000
Exodus 34:6-7
6 And as the LORD passed by before him, he proclaimed, I AM, I AM strong, merciful, and gracious, longsuffering, and abundant in mercy and truth,
7 keeping mercy for thousands, letting go of iniquity and rebellion and sin; and by no means will I absolve the guilty, visiting the iniquity of the fathers upon the sons and upon the sons’ sons, unto the third and to the fourth generation.
Titus 1:2
2 for the hope of eternal life, which God, who cannot lie, promised before the times of the ages
Hebrews 6:18
18 that by two immutable things, in which it is impossible for God to lie, we might have a strong consolation, who have fled for refuge to lay hold upon the hope set before us,