John 3:33
He that has received his testimony has set to his seal that God is true;
John 6:27
Work not for the food which perishes, but for the food which abides unto life eternal, which the Son of man shall give to you; for him has the Father sealed, even God.
Romans 3:3-4
For what? if some have not believed, shall their unbelief make the faith of God of none effect?
Romans 4:18-21
who against hope believed in hope to his becoming father of many nations, according to that which was spoken, So shall thy seed be:
2 Corinthians 1:18
Now God is faithful, that our word to you is not yea and nay.
2 Corinthians 1:22
who also has sealed us, and given the earnest of the Spirit in our hearts.
Ephesians 1:13
in whom ye also have trusted, having heard the word of the truth, the glad tidings of your salvation; in whom also, having believed, ye have been sealed with the Holy Spirit of promise,
Titus 1:1-2
Paul, bondman of God, and apostle of Jesus Christ according to the faith of God's elect, and knowledge of the truth which is according to piety;
Hebrews 6:17
Wherein God, willing to shew more abundantly to the heirs of the promise the unchangeableness of his purpose, intervened by an oath,
1 John 5:9-10
If we receive the witness of men, the witness of God is greater. For this is the witness of God which he has witnessed concerning his Son.
Revelation 7:3-8
saying, Hurt not the earth, nor the sea, nor the trees, until we shall have sealed the bondmen of our God upon their foreheads.