1 Kings 9:25

Now three times in a year Solomon offered burnt offerings and peace offerings on the altar which he built to the Lord, burning incense with them on the altar which was before the Lord. So he finished the house.

Exodus 23:14-17

Three times a year you shall celebrate a feast to Me.

Deuteronomy 16:16

Three times in a year all your males shall appear before the Lord your God in the place which He chooses, at the Feast of Unleavened Bread and at the Feast of Weeks and at the Feast of Booths, and they shall not appear before the Lord empty-handed.

2 Chronicles 8:12-13

Then Solomon offered burnt offerings to the Lord on the altar of the Lord which he had built before the porch;

2 Chronicles 8:16

Thus all the work of Solomon was carried out from the day of the foundation of the house of the Lord, and until it was finished. So the house of the Lord was completed.

Exodus 30:7

Aaron shall burn fragrant incense on it; he shall burn it every morning when he trims the lamps.

Exodus 34:23

Three times a year all your males are to appear before the Lord God, the God of Israel.

1 Kings 6:38

In the eleventh year, in the month of Bul, which is the eighth month, the house was finished throughout all its parts and according to all its plans. So he was seven years in building it.

1 Chronicles 23:13

The sons of Amram were Aaron and Moses. And Aaron was set apart to sanctify him as most holy, he and his sons forever, to burn incense before the Lord, to minister to Him and to bless in His name forever.

2 Chronicles 26:16-21

But when he became strong, his heart was so proud that he acted corruptly, and he was unfaithful to the Lord his God, for he entered the temple of the Lord to burn incense on the altar of incense.

2 Chronicles 29:11

My sons, do not be negligent now, for the Lord has chosen you to stand before Him, to minister to Him, and to be His ministers and burn incense.”

2 Chronicles 34:25

Because they have forsaken Me and have burned incense to other gods, that they might provoke Me to anger with all the works of their hands; therefore My wrath will be poured out on this place and it shall not be quenched.”’

Treasury of Scripture Knowledge

Summary

And three times in a year did Solomon offer burnt offerings and peace offerings upon the altar which he built unto the LORD, and he burnt incense upon the altar that was before the LORD. So he finished the house.

Upon the altar that was before

Bible References

Three times

Exodus 23:14
Three times a year you shall celebrate a feast to Me.
Exodus 34:23
Three times a year all your males are to appear before the Lord God, the God of Israel.
Deuteronomy 16:16
Three times in a year all your males shall appear before the Lord your God in the place which He chooses, at the Feast of Unleavened Bread and at the Feast of Weeks and at the Feast of Booths, and they shall not appear before the Lord empty-handed.
2 Chronicles 8:12
Then Solomon offered burnt offerings to the Lord on the altar of the Lord which he had built before the porch;

He burnt

Exodus 30:7
Aaron shall burn fragrant incense on it; he shall burn it every morning when he trims the lamps.
1 Chronicles 23:13
The sons of Amram were Aaron and Moses. And Aaron was set apart to sanctify him as most holy, he and his sons forever, to burn incense before the Lord, to minister to Him and to bless in His name forever.
2 Chronicles 26:16
But when he became strong, his heart was so proud that he acted corruptly, and he was unfaithful to the Lord his God, for he entered the temple of the Lord to burn incense on the altar of incense.
2 Chronicles 29:11
My sons, do not be negligent now, for the Lord has chosen you to stand before Him, to minister to Him, and to be His ministers and burn incense.”
2 Chronicles 34:25
Because they have forsaken Me and have burned incense to other gods, that they might provoke Me to anger with all the works of their hands; therefore My wrath will be poured out on this place and it shall not be quenched.”’

Upon the altar that was before

1 Kings 6:38
In the eleventh year, in the month of Bul, which is the eighth month, the house was finished throughout all its parts and according to all its plans. So he was seven years in building it.
2 Chronicles 8:16
Thus all the work of Solomon was carried out from the day of the foundation of the house of the Lord, and until it was finished. So the house of the Lord was completed.