Proverbs 27:17 (New Living Translation)
17 As iron sharpens iron,
so a friend sharpens a friend.

1 Chronicles 12:8 (New King James Version)
8 Some Gadites joined David at the stronghold in the wilderness, mighty men of valor, men trained for battle, who could handle shield and spear, whose faces were like the faces of lions, and were as swift as gazelles on the mountains:

Matthew 4:19 (New King James Version)
19 Then He said to them, “Follow Me, and I will make you fishers of men.”