2 Kings 9:13
"Then they hasted, and took every man his garment, and put it under him on the top of the stairs, and blew with trumpets, saying, Jehu is king."
Cross References (ranked by relevance)
1 Kings 1:34
And let Zadok the priest and Nathan the prophet anoint him there king over Israel: and blow ye with the trumpet, and say, God save king Solomon.
1 Kings 1:39
And Zadok the priest took an horn of oil out of the tabernacle, and anointed Solomon. And they blew the trumpet; and all the people said, God save king Solomon.
Psalm 98:6
With trumpets and sound of cornet make a joyful noise before the LORD, the King.
2 Samuel 15:10
But Absalom sent spies throughout all the tribes of Israel, saying, As soon as ye hear the sound of the trumpet, then ye shall say, Absalom reigneth in Hebron.