Bible Verses About Trumpet: The priests to blow the sacred

And the sons of Aaron the priest shall sound the trumpets: and this shall be an ordinance for ever in your generations.

Both the Levites and the singing men, that is, both they that were under Asaph, and they that were under Heman, and they that were under Idithun, with their sons, and their brethren, clothed with fine linen, sounded with cymbals, and psalteries, and harps, standing on the east side of the altar, and with them a hundred and twenty priests, sounding with trumpets.

And the priests stood in their offices: and the Levites with the instruments of music of the Lord, which king David made to praise the Lord: because his mercy endureth for ever, singing the hymns of David by their ministry: and the priests sounded with trumpets before them, and all Israel stood.