Hadith.1032 - Hammad ibn Uthman asked Imam Jafar ibn Muhammad Al-Sadiq (as) a person who missed part of their prayers and then remembered it at sunrise or sunset.
Imam (as) replied: "He should pray as soon as he remembers”.
Man Lā Yaḥḍuruh al-Faqīh #1211"There are four prayers that a person may perform at any hour: a prayer that you missed, so whenever you remember it, you perform it; the...