Leviticus 16:19
and sprinkle of the blood upon it with his finger seven times, and cleanse it, and hallow it from the uncleannesses of the children of Israel.
Ezekiel 43:18-22
And he said unto me, "Thou son of man, thus sayeth the LORD God: These are the ordinances and laws of the altar, in the day when it is made to offer burnt offerings, and to sprinkle blood there upon.
Zechariah 13:1
In that time shall the house of David and the citizens of Jerusalem have an open well, to wash of sin and uncleanness.
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