Allowing people to beat him and pluck out his beard is spoken of as if it were giving his back and cheeks to them. Alternate translation: "I allowed people to beat me on my back and to pluck out my beard from my cheeks" (See: [[rc://en/ta/man/jit/figs-metaphor]])
Hiding one's face means to protect oneself. Alternate translation: "I did not defend myself when they mocked me and spat on me" (See: [[rc://en/ta/man/jit/figs-synecdoche]])