# ten men among them
The word "them" refers to the 80 men.
# for there are provisions of ours in a field
It is implied that they would give their provisions to Ishmael and his men. AT: "for we will give you our provisions that we have hidden in a field" (See: [[rc://en/ta/man/translate/figs-explicit]])
# provisions
supplies to be used to provide for future needs