Final answer:
The biblical and historical texts suggest severe consequences for incestuous relationships, with punishments ranging from being cut off from the community to death. The case of Onan and laws like those in the Code of Hammurabi do not directly prescribe a punishment for a man sleeping with his aunt, but imply strict societal and legal consequences for such actions.
Step-by-step explanation:
The question pertains to the punishments for sexual relations with an aunt as depicted in historical or religious texts. While the specific punishment can vary across different cultures and time periods, the student possibly references biblical or ancient societal codes.
In the context of biblical times, as shown in the case study of Onan from Genesis, noncompliance with societal and religious expectations regarding marriage and sexual relations could lead to severe consequences. However, the exact punishment for a man sleeping with his aunt is not detailed in the story of Onan. Similarly, the consequences that befell Achan for taking a taboo thing or the collective tribal retribution practices do not specifically address the scenario in question.
In terms of the scenario presented by the student, ancient Jewish law, which would likely be the most relevant for a man sleeping with his aunt, generally prescribed dire consequences for incestuous relations, which could include being cut off from the community or death, depending on the specific relationship and the time period.