"So now, if the boy is not with us when I go back to your servant my father, and if my father, whose life is closely bound up with the boy's life,"
NIV
Now therefore, when I come to your servant my father and the lad is not with us, since his life is bound up in the lad's life and his soul knit with the lad's soul
AMP
Now therefore when I come to thy servant my father, and the lad be not with us; seeing that his life is bound up in the lad's life;
KJV