2 Thessalonians 2:13
Now we are bound always to thank God for you, brothers beloved by the Lord, because God has chosen you as the first to be reaped for salvation, by the consecration of your spirit and by faith in the Truth;
Titus 1:2
serving in hope of the life eternal which God, who never lies, promised ages ago ??3 he gave effect to his word in due time by a proclamation with which I have been entrusted by command of God our Saviour: ??4 to Titus my lawful son in a faith we hold in common; grace and peace from God the Father and Christ Jesus our Saviour.
Hebrews 6:13
For in making a promise to Abraham God swore by himself (since he could swear by none greater),
Hebrews 6:17
God, in his desire to afford the heirs of the Promise a special proof of the solid character of his purpose, interposed with an oath;