Leviticus 18:12
Thou shalt not uncover the nakedness of thy father’s sister: she is thy father’s near kinswoman.
Cross-references
Leviticus 20:19
Parallel
Leviticus 20:19 expands the prohibition from Leviticus 18:12 by including the mother's sister and adding a penalty.
Exodus 6:20
Historical context
Exodus 6:20 records Amram marrying his aunt Jochebed — the very relationship later prohibited in Leviticus 18:12.
Numbers 26:59
Historical context
Numbers 26:59 reiterates the same genealogy — Amram married his aunt Jochebed, adding detail that she was Levi's daughter.