Genesis 42:2

New English Translation

²He then said, “Look, I hear that there is grain in Egypt. Go down there and buy grain for us^[a] so that we may live^[b] and not die.”^[c]

Genesis 42:2 tn Heb “and buy for us from there.” The word “grain,” the direct object of “buy,” has been supplied for clarity, and the words “from there” have been omitted in the translation for stylistic reasons.
Genesis 42:2 tn Following the imperatives, the prefixed verbal form with prefixed vav expresses purpose of result.
Genesis 42:2 tn The imperfect tense continues the nuance of the verb before it.

New English Translation (NET)