42 and with them—Heman and Jeduthun—are trumpets and cymbals for those sounding, and instruments of the song of God, and the sons of Jeduthun are at the gate.
1 Chronicles 16:42 Cross References - YLT
1 Chronicles 25:6-7
6 All these are by the side of their father in the song of the house of Jehovah, with cymbals, psalteries, and harps, for the service of the house of God; by the side of the king are Asaph, and Jeduthun, and Heman.
7 And their number, with their brethren—taught in the song of Jehovah, all who are intelligent—is two hundred, eighty and eight.
2 Chronicles 7:6
6 And the priests over their charges are standing, and the Levites with instruments of the song of Jehovah—that David the king made, to give thanks to Jehovah, for to the age is His kindness, in David's praising by their hand—and the priests are blowing trumpets over-against them, and all Israel are standing.
2 Chronicles 29:25-28
25 And he appointeth the Levites in the house of Jehovah with cymbals, with psalteries, and with harps, by the command of David, and of Gad, seer of the king, and of Nathan the prophet, for by the hand of Jehovah is the command, by the hand of His prophets;
26 and the Levites stand with the instruments of David, and the priests with the trumpets.
27 And Hezekiah saith to cause the burnt-offering to ascend on the altar; and at the time the burnt-offering began—began the song of Jehovah, and the trumpets, even by the hands of the instruments of David king of Israel.
28 And all the assembly are doing obeisance, and the singers singing, and the trumpeters blowing; the whole is till the completion of the burnt-offering.
Psalms 84:10
10 For good is a day in Thy courts, O Teacher! I have chosen rather to be at the threshold, In the house of my God, Than to dwell in tents of wickedness.