1 Kings 9:25

Three times a year [during the major annual festivals] Solomon offered burnt offerings and peace offerings on the altar he had built to the Lord, and he burned incense with them before the Lord. So he finished the house [of the Lord].

Exodus 23:14-17

“Three times a year you shall celebrate a feast [dedicated] to Me.

Deuteronomy 16:16

“Three times a year all your males shall appear before the Lord your God in the place which He chooses, at the Feast of Unleavened Bread (Passover) and at the Feast of Weeks (Pentecost) and at the Feast of Booths (Tabernacles), 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 in front of the porch [of the temple],

2 Chronicles 8:16

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

Exodus 30:7

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

Exodus 34:23

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

1 Kings 6:38

In the eleventh year [of King Solomon’s reign] in the month of Bul (October-November), that is, the eighth month, the house was finished throughout all its parts and in accordance with all its specifications. So he built it in seven years.

1 Chronicles 23:13

The sons of Amram: Aaron and Moses. Aaron was set apart to consecrate him as most holy, he and his sons forever, to burn incense before the Lord, attend to His service, and to bless [worshipers] in His name forever.

2 Chronicles 26:16-21

But when Uzziah became strong, he became so proud [of himself and his accomplishments] that he acted corruptly, and he was unfaithful and sinned against the Lord his God, for he went into the temple of the Lord to burn incense on the altar of incense.

2 Chronicles 29:11

My sons, do not be negligent and careless now, for the Lord has chosen you to stand in His presence, to attend to His service, and to be His ministers and burn incense.”

2 Chronicles 34:25

Because they have abandoned (rejected) Me and have burned incense to other gods, in order to provoke Me to anger with all the works of their hands, My wrath will be poured out on this place and it will not be extinguished.”’

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 [dedicated] to Me.
Exodus 34:23
Three times a year all your males shall appear before the Lord God, the God of Israel.
Deuteronomy 16:16
“Three times a year all your males shall appear before the Lord your God in the place which He chooses, at the Feast of Unleavened Bread (Passover) and at the Feast of Weeks (Pentecost) and at the Feast of Booths (Tabernacles), 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 in front of the porch [of the temple],

He burnt

Exodus 30:7
Aaron shall burn sweet and fragrant incense on it; he shall burn it every morning when he trims and tends the lamps.
1 Chronicles 23:13
The sons of Amram: Aaron and Moses. Aaron was set apart to consecrate him as most holy, he and his sons forever, to burn incense before the Lord, attend to His service, and to bless [worshipers] in His name forever.
2 Chronicles 26:16
But when Uzziah became strong, he became so proud [of himself and his accomplishments] that he acted corruptly, and he was unfaithful and sinned against the Lord his God, for he went into the temple of the Lord to burn incense on the altar of incense.
2 Chronicles 29:11
My sons, do not be negligent and careless now, for the Lord has chosen you to stand in His presence, to attend to His service, and to be His ministers and burn incense.”
2 Chronicles 34:25
Because they have abandoned (rejected) Me and have burned incense to other gods, in order to provoke Me to anger with all the works of their hands, My wrath will be poured out on this place and it will not be extinguished.”’

Upon the altar that was before

1 Kings 6:38
In the eleventh year [of King Solomon’s reign] in the month of Bul (October-November), that is, the eighth month, the house was finished throughout all its parts and in accordance with all its specifications. So he built it in seven years.
2 Chronicles 8:16
Thus all the work of Solomon was carried out from the day the foundation of the house of the Lord was laid until it was finished. So the house of the Lord was completed.