Philippians 3:9

9and be found in him, not having aa righteousness of my own that comes from the law, but bthat which comes through faith in Christ, the righteousness from God that depends on faith

Hebrews 9:15

15Therefore he is cthe mediator of a new covenant, so that dthose who are called may ereceive the promised eternal inheritance, fsince a death has occurred that redeems them from the transgressions committed under the first covenant.
The Greek word means both  covenant and will; also verses 16, 17

Hebrews 10:14

14For by a single offering hhe has perfected for all time those who are being sanctified.

1 John 1:7

7But iif we walk in the light, jas he is in the light, we have fellowship with one another, and kthe blood of Jesus his Son cleanses us from all sin.

1 John 2:2

2 lHe is the propitiation for our sins, and not for ours only but malso for the sins of the whole world.
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