Numbers 5:17

And the priest took holy waters in a vessel of earthen, and from the dust which shall be upon the bottom of the dwelling, the priest shall take and he gave into the water.

Exodus 30:18

Make a brass wash-basin, and its pedestal brass, for washing: and give it between the tent of appointment and between the altar, and give water there.

Numbers 19:2-9

This is the law of the precept which to Jehovah commanded, saying, Speak the sons of Israel and they shall take to thee a red, blameless heifer, to which not a blemish in her, and which a yoke was not lifted up upon her.

Job 2:12

And they will lift up their eyes from far off, and they knew him not, and they will lift up their voice and weep; and they will rend each his covering, and they will sprinkle dust upon their heads to the heavens.

Jeremiah 17:13

The hope of Israel, O Jehovah, all forsaking thee shall be ashamed, turning away from me they shall be written in the earth, for they forsook the fountain of the water of life, Jehovah.

Lamentations 3:29

He will give his mouth in the dust, if perhaps there is hope.

John 8:6

And this said they, tempting him, that they might have to accuse him. And Jesus, having stooped down, wrote with his fingers upon the earth.

John 8:8

And again having stooped down, he wrote upon the earth.

Treasury of Scripture Knowledge

Summary

And the priest shall take holy water in an earthen vessel; and of the dust that is in the floor of the tabernacle the priest shall take, and put it into the water:

Bible References

Holy water

Numbers 19:2
This is the law of the precept which to Jehovah commanded, saying, Speak the sons of Israel and they shall take to thee a red, blameless heifer, to which not a blemish in her, and which a yoke was not lifted up upon her.
Exodus 30:18
Make a brass wash-basin, and its pedestal brass, for washing: and give it between the tent of appointment and between the altar, and give water there.

Of the dust

Job 2:12
And they will lift up their eyes from far off, and they knew him not, and they will lift up their voice and weep; and they will rend each his covering, and they will sprinkle dust upon their heads to the heavens.
Jeremiah 17:13
The hope of Israel, O Jehovah, all forsaking thee shall be ashamed, turning away from me they shall be written in the earth, for they forsook the fountain of the water of life, Jehovah.
Lamentations 3:29
He will give his mouth in the dust, if perhaps there is hope.
John 8:6
And this said they, tempting him, that they might have to accuse him. And Jesus, having stooped down, wrote with his fingers upon the earth.