2 Samuel 1:16-18

16 David said to him, “Your blood be on your head; for your mouth has testified against you, saying, ‘I have slain the LORD’s anointed.’”

17 David lamented with this lamentation over Saul and over Jonathan his son

18 (and he commanded them to teach the children of Judah the song of the bow; behold, it is written in the book of Jashar):