Chronicles II 8:13

13 according to the daily rate, to offer up according to the commandments of Moses, on the sabbaths, and at the new moons, and at the feasts, three times in the year, at the feast of unleavened bread, and at the feast of weeks, and at the feast of tabernacles.

Chronicles II 8:13 Meaning and Commentary

2 Chronicles 8:13

Even after a certain rate every day, according to the
commandment of Moses
The daily sacrifice, morning and evening, ( Exodus 29:38 Exodus 29:39 ) ,

on the sabbaths, and on the new moons;
when there were additional sacrifices, ( Numbers 28:9 )

and on the solemn feasts three times in the year, [even] in the feast
of unleavened bread, and in the feast of weeks, and in the feast of
tabernacles;
which serves to explain the three times in ( 1 Kings 9:25 ) .

Chronicles II 8:13 In-Context

11 And Solomon brought up the daughter of Pharao from the city of David to the house which he had built for her: for he said, My wife shall not dwell in the city of David, the king of Israel, for is holy into which the ark of the Lord has entered.
12 Then Solomon offered up to the Lord whole-burnt-offerings on the altar which he had built to the Lord before the temple,
13 according to the daily rate, to offer up according to the commandments of Moses, on the sabbaths, and at the new moons, and at the feasts, three times in the year, at the feast of unleavened bread, and at the feast of weeks, and at the feast of tabernacles.
14 And he established, according to the order of his father David, the courses of the priests, and according to their public ministrations: and the Levites over their charges, to praise and minister before the priests according to the daily order: and the porters were appointed according to their courses to the different gates: for thus the commandments of David the man of God.
15 They transgressed not the commandments of the king concerning the priests and the Levites with regard to everything else, and with regard to the treasures.

The Brenton translation of the Septuagint is in the public domain.