1 Chronicles 6:49

But Aaron and his sons did all the work of the Most Holy Place. They presented the offerings on the altar of burnt offering and on the altar of incense to make atonement for Israel, according to all that Moses the servant of God had commanded.

Note Or the Holy of Holies

BSB · Berean Standard Bible
But Aaron and his sons offered upon the altar of the burnt offering, and on the altar of incense, and were appointed for all the work of the place most holy, and to make an atonement for Israel, according to all that Moses the servant of God had commanded.
KJV · King James Version
But Aaron and his sons offered on the altar of burnt offering, and on the altar of incense, for all the work of the most holy place, and to make atonement for Israel, according to all that Moses the servant of God had commanded.
WEB · World English Bible
But Aaron and his sons offered upon the altar of burnt-offering, and upon the altar of incense, for all the work of the most holy place, and to make atonement for Israel, according to all that Moses the servant of God had commanded.
ASV · American Standard Version

Related passages

From the Treasury of Scripture Knowledge, grouped by the word they explain.

Aaron
A.M. 2513. B.C. 1491.
Exodus 27:1–8; Exodus 30:1–7; Leviticus 1:5, 7–9; Leviticus 8:1; Leviticus 21:1; Numbers 16:16–50; Numbers 17:1–13; Deuteronomy 18:1–8; Hebrews 7:11–14
make an atonement
Exodus 29:33, 36, 37; Exodus 30:10–16; Leviticus 4:20; Numbers 15:25; Numbers 16:46; Job 33:24
Moses
Deuteronomy 34:5; Joshua 1:1