The seal of the Holy Spirit assures us that we are saved. But what exactly is that, and how does the Holy Spirit “seal” us for eternity? And how do we even know we have the Spirit of Christ in us? Here are three ways we know we are sealed as God’s children. Eph. 1:13-14; 1 Cor. 1:21-22; 2 Cor. 5:5; Acts 5:31-32; 19:1-5; Rom. 5:5; 1 Jn. 3:10; 1 Pet. 1:22-2:2; Eph. 4:22; Heb. 10:26-29; Ps. 51:1-19; Luke 11:5-13