en_tn/rom/12/21.md

your enemy ... feed him ... give him a drink ... if you do this, you will heap ... Do not be overcome by evil, but overcome evil

All forms of "you" and "your" are addressed as to one person. (See: rc://en/ta/man/translate/figs-you)

Do not be overcome by evil, but overcome evil with good

Paul describes "evil" as though it were a person. You can translate this in an active form. AT: "Do not let those who are evil defeat you, but defeat those who are evil by doing what is good" (See: rc://en/ta/man/translate/figs-personification and rc://en/ta/man/translate/figs-activepassive)