“I said to my father: ‘O my father! You prayed
behind the Messenger of Allah (ﷺ) and behind Abu Bakr, ‘Umar and
‘Uthman, and behind ‘Ali here in Kufah for about five years. Did
they
recite Qunut in Fajr?’ He said: ‘O my son! That is an
innovation.’”
Sunan Ibn Majah Book 5, Hadith 439