John 3:33
The one having received His testimony hath set his seal, that God is true.
John 6:27
Labor not for the food that perishes, but the food that abideth unto eternal life, which the Son of man gives to you: for this God the Father hath sealed.
Romans 3:3-4
For what if some did not believe? whether will their unbelief destroy the faith of God?
Romans 4:18-21
who against hope confided in hope, that he should be the father of many nations, according to that which had been spoken, So shall thy seed be:
2 Corinthians 1:18
But God is faithful, that our word which is to you is not yes and no.
2 Corinthians 1:22
Who also having sealed us, and given us the earnest of the Spirit in our hearts.
Ephesians 1:13
in whom you also, having heard the word of truth, the gospel of your salvation, in whom, also having believed, you were sealed with the Holy Spirit of promise,
Titus 1:1-2
Paul, the servant of God, and apostle of Jesus Christ, according to the faith of the elect of God, and the perfect knowledge of the truth which is according to godliness,
Hebrews 6:17
but God, in this wishing more abundantly to show forth to the heirs of the promise the immutability of his counsel, confirmed it by an oath:
1 John 5:9-10
If we receive the witness of men, the witness of God is greater: because this is the witness of God that he has testified concerning his Son.
Revelation 7:3-8
saying, Hurt not the earth, nor the sea, nor the trees, until we may seal the servants of our God in their foreheads.