If thou wilt send our brother with us, we will go down and buy thee food:

If therefore thou wilt send him with us, we will set out together, and will buy necessaries for thee.

if thou art sending our brother with us, we go down, and buy for thee food,

If you will let our brother go with us, we will go down and get food:

If therefore you are willing to send him with us, we will travel together, and we will buy necessities for you.

Si miseris fratrem nostrum nobiscum, descendemus, et ememus tibi cibum.

If thou wilt send our brother with us,.... Give orders for his going with us, and put him under our care:
we will go down and buy thee food; signifying, on the above condition, that they were ready and willing to take a journey into Egypt, and buy provisions for him and his family, otherwise not.