Bilangan 19:4

19:4 Eleazar the priest is to take ¹  some of its blood with his finger, and sprinkle some of the blood seven times ²  directly in front of the tent of meeting.

Bilangan 19:18

19:18 Then a ceremonially clean person must take hyssop, dip it in the water, and sprinkle it on the tent, on all its furnishings, and on the people who were there, or on the one who touched a bone, or one killed, or one who died, or a grave.

[19:4]  ¹ tn The verb is the perfect tense with vav (ו) consecutive; it functions here as the equivalent of the imperfect of instruction.

[19:4]  ² sn Seven is a number with religious significance; it is often required in sacrificial ritual for atonement or for purification.