Psalm 89:35
I have sworn once by my holiness; I will not lie to David.
Amos 4:2
Lord LORD has sworn by his holiness, that, lo, the days shall come upon you, that they shall take you away with hooks, and your residue with fish-hooks.
Psalm 110:4
LORD has sworn, and will not repent. Thou are a priest forever after the order of Melchizedek.
Psalm 132:11
LORD has sworn to David in truth. He will not turn from it: From the fruit of thy body I will set upon thy throne.
Amos 8:7
LORD has sworn by the excellency of Jacob, Surely I will never forget any of their works.
2 Thessalonians 2:13
But we are indebted to express thanks to God always about you, brothers, beloved by Lord, because God chose you from the beginning for salvation, in sanctification of spirit and belief of truth,
Titus 1:2
in hope of eternal life, which the non-lying God promised before times eternal,
Hebrews 6:13
For God who promised to Abraham, since he had none greater to swear by, swore by himself,
Hebrews 6:17
By which God, wanting to demonstrate more abundantly to the heirs of the promise the immutableness of his resolve, confirmed it by an oath.