Reference for Leviticus 18:13

עֶרְוַ֥ת אֲחֽוֹת־אִמְּךָ֖ לֹ֣א תְגַלֵּ֑ה כִּֽי־שְׁאֵ֥ר אִמְּךָ֖ הִֽוא׃ (ס)

Thou shalt not uncover the nakedness of thy mother’s sister; for she is thy mother’s near kinswoman.

Jastrow

BDB