If a Man Finishes Praying and Then Remembers that He Never had Wudoo, Does he Repeat the Prayer or Not?
by The Albaani Blog
Questioner: If a man finishes praying and then remembers that he never had wudoo, does he repeat the prayer or not?
Al-Albaani: [Yes], he repeats it.
Al-Hudaa wan-Noor, 428.