Leviticus 18:8

Hebrew	עֶרְוַ֥ת אֵֽשֶׁת אָבִ֖יךָ לֹ֣א תְגַלֵּ֑ה עֶרְוַ֥ת אָבִ֖יךָ הִֽוא
ESV	You shall not uncover the nakedness of your father's wife; it is your father's nakedness.
NIV	“'Do not have sexual relations with your father's wife; that would dishonor your father.
NLT	“Do not have sexual relations with any of your father's wives, for this would violate your father.
LXX	ἀσχημοσύνην γυναικὸς πατρός σου οὐκ ἀποκαλύψεις ἀσχημοσύνη πατρός σού ἐστινplugin-autotooltip__default plugin-autotooltip_bigεἰμί greek εἰμί is the first person singular verb for “to be” (εἶναι [the infinitive form] = “to be”). It an irregular verb, and, like English, changes significantly between person and tense. For example εἰμί is the word for am and ἦν is the word for was, e.g.
KJV	The nakedness of thy father's wife shalt thou not uncover: it is thy father's nakedness.