Do not have sexual relations with your brother's wife

'You shall not uncover the nakedness of your brother's wife; it is your brother's nakedness.

Hebrew

טז עֶרְוַת אֵשֶׁת-אָחִיךָ, לֹא תְגַלֵּה: עֶרְוַת אָחִיךָ, הִוא. {ס}

Greek

16 ἀσχημοσύνην γυναικὸς ἀδελφοῦ σου οὐκ ἀποκαλύψεις· ἀσχημοσύνη ἀδελφοῦ σού ἐστιν.

• Parashah: Acharei Mot
• Sefer HaChinuch: 202
• Mishneh Torah: Holiness — Forbidden Sexual Relations

• Leviticus 18:16

Enumeration and classification from BibleData. The Greek is the Septuagint reading of the same verse, carried by the source for comparison.