WEB
He said, “My son shall not go down with you; for his brother is dead, and he only is left. If harm happens to him along the way in which you go, then you will bring down my gray hairs with sorrow to Sheol.”
YLT
and he saith, ‘My son doth not go down with you, for his brother is dead, and he by himself is left; when mischief hath met him in the way in which ye go, then ye have brought down my grey hairs in sorrow to sheol.’