en_tn/deu/27/22.md

Moses continues telling the Levites and the people what they must say.

May the man be cursed

AT: "May Yahweh curse the man" (See: rc://en/ta/man/translate/figs-activepassive)

the daughter of his father, or with the daughter of his mother

This means a man cannot sleep with his sister, even if she has a different mother or father.