Numbers 5:17

and the priest hath taken holy water in an earthen vessel, and of the dust which is on the floor of the tabernacle doth the priest take, and hath put it into the water,

Exodus 30:18

'And thou hast made a laver of brass (and its base of brass), for washing; and thou hast put it between the tent of meeting and the altar, and hast put water there;

Numbers 19:2-9

This is a statute of the law which Jehovah hath commanded, saying, Speak unto the sons of Israel, and they bring unto thee a red cow, a perfect one, in which there is no blemish, on which no yoke hath gone up;

Job 2:12

and they lift up their eyes from afar and have not discerned him, and they lift up their voice and weep, and rend each his robe, and sprinkle dust on their heads -- heavenward.

Jeremiah 17:13

The hope of Israel is Jehovah, All forsaking Thee are ashamed, And 'My apostates' in the earth are written, For they have forsaken Jehovah, A fountain of living waters.

Lamentations 3:29

He putteth in the dust his mouth, if so be there is hope.

John 8:6

and this they said, trying him, that they might have to accuse him. And Jesus, having stooped down, with the finger he was writing on the ground,

John 8:8

and again having stooped down, he was writing on the ground,

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 a statute of the law which Jehovah hath commanded, saying, Speak unto the sons of Israel, and they bring unto thee a red cow, a perfect one, in which there is no blemish, on which no yoke hath gone up;
Exodus 30:18
'And thou hast made a laver of brass (and its base of brass), for washing; and thou hast put it between the tent of meeting and the altar, and hast put water there;

Of the dust

Job 2:12
and they lift up their eyes from afar and have not discerned him, and they lift up their voice and weep, and rend each his robe, and sprinkle dust on their heads -- heavenward.
Jeremiah 17:13
The hope of Israel is Jehovah, All forsaking Thee are ashamed, And 'My apostates' in the earth are written, For they have forsaken Jehovah, A fountain of living waters.
Lamentations 3:29
He putteth in the dust his mouth, if so be there is hope.
John 8:6
and this they said, trying him, that they might have to accuse him. And Jesus, having stooped down, with the finger he was writing on the ground,