Genesis 37:34 in the World English Bible
Jacob tore his clothes, and put sackcloth on his waist, and mourned for his son many days.
Context
33 And he knew it, and said, It is my son’s coat; an evil beast hath devoured him; Joseph is without doubt rent in pieces.
34 And Jacob rent his clothes, and put sackcloth upon his loins, and mourned for his son many days.
35 And all his sons and all his daughters rose up to comfort him; but he refused to be comforted; and he said, For I will go down into the grave unto my son mourning. Thus his father wept for him.