He hath caused the arrows of his quiver to enter into my reins. The arrows of his quiver - בני אשפתו beney ashpatho, "The sons of his quiver." The issue or effect; the subject, adjunct, or accident, or produce of a thing, is frequently denominated its son or child. So arrows that issue from a quiver are here termed the sons of the quiver.
Related Commentaries of Lamentations 3:13
Lamentations 3:13
13 He hath caused the arrowsa of his quiver to enter into my reins.