2 Timothy 2:13
"And even if *our* faith fails, He remains true--He cannot prove false to Himself."
Romans 3:3
For what if some Jews have proved unfaithful? Shall their faithlessness render God's faithfulness worthless?
Titus 1:2
in hope of the Life of the Ages which God, who is never false to His word, promised before the commencement of the Ages.
Matthew 24:35
Earth and sky will pass away, but it is certain that my words will not pass away.
Romans 9:6
Not however that God's word has failed; for all who have sprung from Israel do not count as Israel,
1 Corinthians 1:9
God is ever true to His promises, and it was by Him that you were, one and all, called into fellowship with his Son Jesus Christ, our Lord.
1 Thessalonians 5:24
Faithful is He who calls you, and He will also perfect His work.
2 Thessalonians 3:3
But the Lord is faithful, and He will make you stedfast and will guard you from the Evil one.
Hebrews 6:18
He added an oath, in order that, through two unchangeable things, in which it is impossible for Him to prove false, we may possess mighty encouragement--we who, for safety, have hastened to lay hold of the hope set before us.