GEN327 [This verse] Rava said: “A Noachite who has pederastic [“unnatural/atypical”] intercourse with his neighbor’s wife is not liable, for it is written: ‘And he shall cleave to his wife’ – ‘
his wife,’ not his neighbor’s wife; ‘and he shall cleave’ – not [i.e., excluding] pederastically”
Sanhedrin 58b [See also, SONCINO CLASSICS Sanhedrin 58b] TEMIMAH-GEN 20
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