1 Chronicles 16:6
and Benaiah and Jahaziel the priests blew trumpets continually before the ark of the covenant of God.
Numbers 10:8
The sons of Aaron, the priests, shall blow the trumpets; and the trumpets shall be for you a perpetual statute throughout your generations.
2 Chronicles 5:12-13
and all of the Levitical singers, Asaph, Heman, and Jeduthun, with their sons and relatives, clothed in fine linen, with cymbals, harps, and lyres were standing at the east end of the altar, and with them a hundred and twenty priests blowing trumpets
2 Chronicles 13:12
Behold, God is with us at our head, and His priests [are here] with their signal trumpets to sound an alarm against you. O sons of Israel, do not fight against the Lord God of your fathers, for you cannot succeed.”
2 Chronicles 29:26-28
The Levites stood with the musical instruments of David, and the priests with the trumpets.