The Iliad by Homer Book 11 Page 56

Gerene, bulwark of the Achaeans, but even so I will not be unmindful of your distress.”

With this he clasped him round the middle and led him into the tent, and a servant, when he saw him, spread bullock-skins on the ground for him to lie on. He laid him at full length and cut out the sharp arrow from his thigh; he washed the black blood from the wound with warm water; he then crushed a bitter herb, rubbing it between his hands, and spread it upon the wound; this was a virtuous herb which killed all pain; so the wound presently dried and the blood left off flowing.