Naphtali in the Bible Encyclopedia - ISBE
The 5th son of Jacob, and the 2nd born to him by Rachel's
handmaid, Bilhah. He was full brother of Dan (Gen 30:7 ff).
At his birth Rachel is said to have exclaimed, naphtule
'Elohim niphtalti, "wrestlings of God"--i.e. "mighty
wrestlings"--"have I wrestled."
2. Circumstances of His Birth:
Her sister's fruitfulness was a sore trial to the barren
Rachel. By her artifice she had obtained children, the
offspring of her maid ranking as her own; and thus her
reproach of childlessness was removed. The name Naphtali given
to this son was a monument of her victory. She had won the
favor and blessing of God as made manifest in the way yearned
for by the oriental heart, the birth of sons...