If thou wilt
yesh (yaysh)
entity; used adverbially or as a copula for the substantive verb; there is or are
send
shalach (shaw-lakh')
to send away, for, or out (in a great variety of applications)
our brother
'ach (awkh)
a brother (used in the widest sense of literal relationship and metaphorical affinity or resemblance (like 1) -- another, brother(-ly); kindred, like, other.
with us we will go down
yarad (yaw-rad')
to descend; causatively, to bring down (in all the above applications)
and buy
shabar (shaw-bar')
to deal in grain -- buy, sell.
thee food
'okel (o'-kel)
food -- eating, food, meal(-time), meat, prey, victuals.