John 15:2-3

Every branch in Me that bears not fruit, He taketh it away: and every one that bears fruit, He cleanseth it, that it may bear more fruit.

John 17:17

Sanctify them in the truth; Thy word is truth.

John 17:19

and in their behalf I sanctify Myself, that they also may be sanctified in truth.

1 Corinthians 1:30

But of Him are ye in Christ Jesus, Who was made to us wisdom from God, also righteousness, and holiness, and redemption;

Hebrews 9:14

how much more shall the blood of Christ, Who through the Eternal Spirit offered Himself without blemish to God, cleanse your conscience from dead works to serve the living God?

Treasury of Scripture Knowledge

Summary

And a clean person shall take hyssop, and dip it in the water, and sprinkle it upon the tent, and upon all the vessels, and upon the persons that were there, and upon him that touched a bone, or one slain, or one dead, or a grave:

Bible References

General references

John 15:2
Every branch in Me that bears not fruit, He taketh it away: and every one that bears fruit, He cleanseth it, that it may bear more fruit.
John 17:17
Sanctify them in the truth; Thy word is truth.
1 Corinthians 1:30
But of Him are ye in Christ Jesus, Who was made to us wisdom from God, also righteousness, and holiness, and redemption;
Hebrews 9:14
how much more shall the blood of Christ, Who through the Eternal Spirit offered Himself without blemish to God, cleanse your conscience from dead works to serve the living God?