1 Corinthians 1:9
Faithful is the God who called you to this fellowship with his Son Jesus Christ our Lord.
1 Thessalonians 5:24
He who calls you is faithful, he will do this.
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 6:18
so that by these two solid facts (the Promise and the Oath), where it is impossible for God to be false, we refugees might have strong encouragement to seize the hope set before us,