Translations
(Also he bade them teach the children of Judah the use of the bow: behold, it is written in the book of Jasher.)
and said it was to be taught to the sons of Yehudah — the Bow. Behold, it is written in the Sefer HaYashar.
and ordered that the sons of Judah be taught it — the Song of the Bow. It is written in the Book of Jashar.
and he ordered that the sons of Judah be taught the Song of the Bow. It is written in the Book of Jashar:

