John 6:27
Labor not for the meat which perishes, but for that meat which endures to everlasting life, which the Son of man shall give to you: for him has God the Father sealed.
Torrey's Topical Textbook—AKJV

2 Corinthians 1:22
Who has also sealed us, and given the earnest of the Spirit in our hearts.
Torrey's Topical Textbook—AKJV