1 Chronicles 9:23, 33
1 Chronicles 9:23 KJV
So they and their children had the oversight of the gates of the house of the LORD, namely, the house of the tabernacle, by wards.
1 Chronicles 9:33 KJV
And these are the singers, chief of the fathers of the Levites, who remaining in the chambers were free: for they were employed in that work day and night.