16. sacrifice unto their net—that is, their arms, power, and military skill, wherewith they gained their victories; instead of to God. Compare Hab 1:11, Maurer's interpretation. They idolize themselves for their own cleverness and might (De 8:17; Isa 10:13; 37:24, 25).
by them—by their net and dragnet.
their portion—image from a banquet: the prey which they have gotten.