Ezekiel 43:25
Seven days shalt thou prepare each day a he goat as sin; and a young bullock and a ram out of the flock, without blemish, shall they sacrifice.
Leviticus 8:33
And ye shall not go out of the door of the tabernacle of the testimony in seven days, until the day that the days of your consecration are fulfilled; because for seven days ye shall be consecrated.
Exodus 29:35-37
And thus shalt thou do unto Aaron and to his sons, according to all the things which I have commanded thee; for seven days shalt thou consecrate them.
Leviticus 8:35
Therefore shall ye abide at the door of the tabernacle of the testimony day and night for seven days and keep the charge of the LORD, that ye die not; for so I am commanded.