Jesus is talking to a group of people about what they as individuals should or should not do. All occurrences of "you" and "your" are singular, but your language may require you to translate them as plurals. (See: [[rc://en/ta/man/translate/figs-you]])
It is implied that this is God's altar at the temple in Jerusalem. AT: "to God at the altar in the temple" (See: [[rc://en/ta/man/translate/figs-explicit]])