Leviticus 8:33
And ye shall not go out from the entrance of the tent of meeting seven days, until the day when the days of your consecration are at an end: for seven days shall ye be consecrated.
Exodus 29:35
And thus shalt thou do to Aaron, and to his sons, according to all that I have commanded thee: seven days shalt thou consecrate them.
Exodus 29:30
The son that is priest in his stead shall put them on seven days, when he cometh into the tent of meeting to serve in the sanctuary.
Leviticus 14:8
And he that is to be cleansed shall wash his garments, and shave all his hair, and bathe in water, and he shall be clean; and afterwards shall he come into the camp, and shall abide outside his tent seven days.
Numbers 19:12
He shall purify himself with it on the third day, and on the seventh day he shall be clean; but if he purify not himself the third day, then the seventh day he shall not be clean.
Ezekiel 43:25-27
Seven days shalt thou offer daily a goat for a sin-offering; they shall also offer a young bullock, and a ram out of the flock without blemish.