Slew both the lion and the bear: this he is probably thought to have done after he was anointed; when he was endowed with singular gifts of God's Spirit; and, among others, with extraordinary courage of heart and strength of body.
Related Commentaries of 1 Samuel 17:36
1 Samuel 17:36
36 Thy servant slew both the lion and the bear: and this uncircumcised Philistine shall be as one of them, seeing he hath defied the armies of the living God.