“Pass through the midst of the camp and command the people, saying, ‘Prepare food for yourselves, for within three days you are passing over this Yardĕ
“And you, camp outside the camp seven days. Whoever has slain any being, and whoever has touched any slain, cleanse yourselves and your captives on the third day and on the seventh day.
‘And the clean one shall sprinkle the unclean on the third day and on the seventh day. And on the seventh day he shall cleanse himself, and shall wash his garments and bathe in water, and shall be clean in the evening.
‘He is to cleanse himself with the water on the third day, and on the seventh day he is clean. But if he does not cleanse himself on the third day, then on the seventh day he is not clean.
So they set out from the mountain of יהוה on a journey of three days. And the ark of the covenant of יהוה went before them for the three days’ journey, to seek out a resting place for them.