So Joseph's ten brothers went down to get grain from Egypt.
Referenced Verses
Gen 42:5 : 5 And the sons of Israel came with all the others to get grain: for they were very short of food in the land of Canaan.
Gen 42:13 : 13 Then they said, We your servants are twelve brothers, sons of one man in the land of Canaan; the youngest of us is now with our father, and one is dead.