Ephesians 1:13; Ephesians 4:30

Ephesians 1:13

13 In whom ye also trusted, after that ye heard the word of truth, the gospel of your salvation: in whom also after that ye believed, ye were sealed with that holy Spirit of promise,

Ephesians 4:30

30 And grieve not the holy Spirit of God, whereby ye are sealed unto the day of redemption.