It was narrated that Anas bin Malik said:'The Prophet was asked about a man who forgets prayer or sleeps and misses it. He said: 'he performs it when he remembers it
Hadith No. 695
Sunan Ibn Majah
Gradings:
Al-Albani:
Sahih
Muhammad Fouad Abd al-Baqi:
Sahih
Shuaib Al Arnaut:
Sahih
Zubair Ali Zai:
Sahih Muslim