עָ֭לָיו תִּרְנֶ֣ה אַשְׁפָּ֑ה לַ֖הַב חֲנִ֣ית וְכִידֽוֹן׃
The quiver rattleth upon him, The glittering spear and the javelin.
Rashi on Job
The quiver...rattles [i.e., the quiver that is] full of arrows, and they knock against each other so that their sound is heard.
Rashi on Job
the blade of the spear An iron utensil (and an iron spear) is called לַהַב, as in (Jud. 3:22), “and the haft also went in after the blade (הלהב).”