1 Peter 3:21

the antitype, immersion, does, also, now save us, (not putting away the filth of the flesh; but seeking of a good conscience toward God,) by the resurrection of Jesus Christ;

Revelation 1:5

and from Jesus Christ, the faithful witness, the first born of the dead, and the ruler of the kings of the earth; to him who has loved us, and washed us from our sins in his own blood,

Treasury of Scripture Knowledge

Summary

But it shall be, when evening cometh on, he shall wash himself with water: and when the sun is down, he shall come into the camp again.

Bible References

Wash himself

1 Peter 3:21
the antitype, immersion, does, also, now save us, (not putting away the filth of the flesh; but seeking of a good conscience toward God,) by the resurrection of Jesus Christ;
Revelation 1:5
and from Jesus Christ, the faithful witness, the first born of the dead, and the ruler of the kings of the earth; to him who has loved us, and washed us from our sins in his own blood,