Second, we can have confidence to enter God"s presence because we have a great High Priest (cf. Hebrews 7:1 to Hebrews 10:18). [source][source][source]
We should draw near with freedom from guilt and with holy conduct (cf. Hebrews 4:16). This is the first of three admonitions (in Hebrews 10:22-25) that together constitute the main exhortation in the epistle. [1] This first one refers to personal devotion. [source][source][source]
"Sincere" means true and dependable. We should approach God with the assurance that Jesus Christ"s death has removed our guilt for sin and has made us acceptable to God ( Hebrews 9:13-14; Numbers 8:7; Romans 5:1; Romans 8:1; cf. 1 John 1:9). The writer believed Christians can have full assurance of our faith since our confidence rests in the sufficiency of what Christ has done for us (cf. 1 John 5:13). God wants Christians to know for sure that they are going to heaven. [source][source][source]
". . . the specific imagery of the "sprinkling of the heart from a burdened conscience" has been anticipated in Hebrews 9:18-22. There the writer reminded the community of the action of Moses, who sprinkled the people with blood during the ratification of the old covenant at Sinai. The thought that Christians have been made participants in the new covenant by the blood of Christ is forcefully expressed in the immediate context ( Hebrews 10:19). This suggests that the "sprinkling with respect to the heart" in Hebrews 10:22 b is to be associated with Jesus" inauguration of the new covenant through his death ..." [2][source]
The reference to the washed body ( Hebrews 10:22) probably is to water baptism as the outward sign of inward cleansing (cf. 1 Peter 3:21). [3][source]