Leviticus 25:9 Then shalt thou cause the trumpet of the jubile to sound on the tenth day of the seventh month, in the day of atonement shall ye make the trumpet sound throughout all your land.

1 Chronicles 15:24 And Shebaniah, and Jehosh-aphat, and Nethaneel, and Ama-sai, and Zechariah, and Benaiah, and Eliezer, the priests, did blow with the trumpets before the ark of God: and Obed-edom and Jehiah were doorkeepers for the ark.

1 Chronicles 15:28 Thus all Israel brought up the ark of the covenant of the LORD with shouting, and with sound of the cornet, and with trumpets, and with cymbals, making a noise with psalteries and harps.

Numbers 10:10 Also in the day of your gladness, and in your solemn days, and in the beginnings of your months, ye shall blow with the trumpets over your burnt offerings, and over the sacrifices of your peace offerings; that they may be to you for a memorial before your God: I am the LORD your God.

Deuteronomy 16:16 ¶Three times in a year shall all thy males appear before the LORD thy God in the place which he shall choose; in the feast of unleavened bread, and in the feast of weeks, and in the feast of tabernacles: and they shall not appear before the LORD empty:

2 Kings 4:23 And he said, Wherefore wilt thou go to him to day? it is neither new moon, nor sabbath. And she said, It shall be well.