Psalm 51:7


Purify me with hyssop, and I will be clean;
Wash me, and I will be whiter than snow.

Isaiah 1:18


“Come now, and let us reason together,”
Says the Lord.
Though your sins are like scarlet,
They shall be as white as snow;
Though they are red like crimson,
They shall be like wool.

Hebrews 9:19

For when every commandment in the Law had been read by Moses to all the people, he took the blood of the calves and goats [which had been sacrificed], together with water and scarlet wool and with a bunch of hyssop, and he sprinkled both the scroll itself and all the people,

1 John 1:7

but if we [really] walk in the Light [that is, live each and every day in conformity with the precepts of God], as He Himself is in the Light, we have [true, unbroken] fellowship with one another [He with us, and we with Him], and the blood of Jesus His Son cleanses us from all sin [by erasing the stain of sin, keeping us cleansed from sin in all its forms and manifestations].

Exodus 12:22

You shall take a bunch of hyssop, dip it in the blood which is in the basin, and touch some of the blood to the lintel [above the doorway] and to the two doorposts; and none of you shall go outside the door of his house until morning.

Leviticus 14:4-7

then the priest shall give orders to take two live clean birds and cedar wood and scarlet string and hyssop for the one to be cleansed.

Leviticus 14:49-52

To cleanse the house then, he shall take two birds and cedar wood and scarlet string and hyssop;

Numbers 19:18-20

A clean person shall take hyssop and dip it in the water and sprinkle it on the tent and on all the furnishings and on the people who were there, and on the one who touched the bone or the one who was killed or the one who died [naturally] or the grave.

Ephesians 5:26-27

so that He might sanctify the church, having cleansed her by the washing of water with the word [of God],

Hebrews 9:13-14

For if the sprinkling of [ceremonially] defiled persons with the blood of goats and bulls and the ashes of a [burnt] heifer is sufficient for the cleansing of the body,

Revelation 1:5

and from Jesus Christ, the faithful and trustworthy Witness, the Firstborn of the dead, and the Ruler of the kings of the earth. To Him who [always] loves us and who [has once for all] freed us [or washed us] from our sins by His own blood (His sacrificial death)—

Revelation 7:13-14

Then one of the elders responded, saying to me, “These who are dressed in the long white robes—who are they, and from where did they come?”

Treasury of Scripture Knowledge

Summary

Purge me with hyssop, and I shall be clean: wash me, and I shall be whiter than snow.

Bible References

Purge

Leviticus 14:4
then the priest shall give orders to take two live clean birds and cedar wood and scarlet string and hyssop for the one to be cleansed.
Numbers 19:18
A clean person shall take hyssop and dip it in the water and sprinkle it on the tent and on all the furnishings and on the people who were there, and on the one who touched the bone or the one who was killed or the one who died [naturally] or the grave.
Hebrews 9:19
For when every commandment in the Law had been read by Moses to all the people, he took the blood of the calves and goats [which had been sacrificed], together with water and scarlet wool and with a bunch of hyssop, and he sprinkled both the scroll itself and all the people,

And

Hebrews 9:13
For if the sprinkling of [ceremonially] defiled persons with the blood of goats and bulls and the ashes of a [burnt] heifer is sufficient for the cleansing of the body,
1 John 1:7
but if we [really] walk in the Light [that is, live each and every day in conformity with the precepts of God], as He Himself is in the Light, we have [true, unbroken] fellowship with one another [He with us, and we with Him], and the blood of Jesus His Son cleanses us from all sin [by erasing the stain of sin, keeping us cleansed from sin in all its forms and manifestations].
Revelation 1:5
and from Jesus Christ, the faithful and trustworthy Witness, the Firstborn of the dead, and the Ruler of the kings of the earth. To Him who [always] loves us and who [has once for all] freed us [or washed us] from our sins by His own blood (His sacrificial death)—

Whiter

Isaiah 1:18

“Come now, and let us reason together,”
Says the Lord.
Though your sins are like scarlet,
They shall be as white as snow;
Though they are red like crimson,
They shall be like wool.
Ephesians 5:26
so that He might sanctify the church, having cleansed her by the washing of water with the word [of God],
Revelation 7:13
Then one of the elders responded, saying to me, “These who are dressed in the long white robes—who are they, and from where did they come?”

General references

Leviticus 15:5
Whoever touches his bed shall wash his clothes, and bathe in water, and be unclean until evening;
Leviticus 16:30
for it is on this day that atonement shall be made for you, to cleanse you; you will be clean from all your sins before the Lord.
Numbers 19:6
The priest shall take cedar wood and hyssop and scarlet [material] and cast them into the midst of the burning heifer.