2 Chronicles 29:17 in the King James Version
Now they began on the first day of the first month to sanctify, and on the eighth day of the month came they to the porch of the LORD: so they sanctified the house of the LORD in eight days; and in the sixteenth day of the first month they made an end.
Context
16 The priests went into the inner part of the LORD’s house to cleanse it, and brought out all the uncleanness that they found in the LORD’s temple into the court of the LORD’s house. The Levites took it from there to carry it out to the brook Kidron.
17 Now they began on the first day of the first month to sanctify, and on the eighth day of the month they came to the LORD’s porch. They sanctified the LORD’s house in eight days, and on the sixteenth day of the first month they finished.
18 Then they went in to Hezekiah the king within the palace and said, “We have cleansed all the LORD’s house, including the altar of burnt offering with all its vessels, and the table of show bread with all its vessels.