The Iliad 20.373–375

Then Phoebus Apollo drew nigh to Hector, and spake, saying: Hector, no longer do thou anywise stand forth as a champion against Achilles, but in the throng await thou him and from amid the din of conflict, lest so be he smite thee with a cast of his spear or with his sword in close combat. ' So spake he, and Hector fell back again into the throng of men,