Berean Standard Bible (BSB)
For seven days the priests are to make atonement for the altar and cleanse it; so they shall consecrate it.
World English Bible (WEB)
Seven days shall they make atonement for the altar and purify it; so shall they consecrate it.
Strong's King James
Seven{H7651} days{H3117} shall they purge{H3722}{(H8762)} the altar{H4196} and purify{H2891}{(H8765)} it; and they shall consecrate themselves{H4390}{(H8765)}{H3027}.
The F.O.G *
The F.O.G Message *
Young's Literal Translation
Seven days they purify the altar, and have cleansed it, and filled their hand.