Genesis 42:4

But Jacob did not send Joseph's brother Benjamin with his brothers, for he said, "Lest some calamity befall him."

Surrounding context

42:3 So Joseph's ten brothers went down to buy grain in Egypt.

42:4 But Jacob did not send Joseph's brother Benjamin with his brothers, for he said, "Lest some calamity befall him."

42:5 And the sons of Israel went to buy grain among those who journeyed, for the famine was in the land of Canaan.