Hadith.2543 - Abu Ja'far (as) was asked about a man who performed ghusl for his ihram and then trimmed his nails.
Imam (as) replied: "He should wipe them with water and does not need to repeat the ghusl."
Man Lā Yaḥḍuruh al-Faqīh #977"I asked him about a man who performs ghusl for ihram in Medina, wears the two garments of ihram, and then sleeps before assuming...