Hebrews 9:10
being only (with meats and drinks and various immersions) ordinances of the flesh, imposed until a time of reformation.
Hebrews 10:22
let us approach with a true heart in full assurance of faith, having had our hearts sprinkled from an evil conscience, and our body washed with pure water,
1 John 1:7
but, if we walk in the light, as He is in the light, we have fellowship with One another, and the blood of Jesus His Son cleanses us from all sin.
Revelation 7:14
And I have said to him, "My lord, you know." And he said to me, "These are those who come out of the great tribulation; and they washed their robes, and made them white in the blood of the Lamb.