Al-Kāfi - The Book of Prayer

Chapter: Al-Qunut in Obligatory and Optional Salah (prayer) 6ـ وَبِهَذَا الإِسْنَادِ عَنْ يُونُسَ عَنْ وَهْبِ بْنِ عَبْدِ رَبِّهِ عَنْ أَبِي عَبْدِ الله (عَلَيْهِ الْسَّلا٠َنْ تَرَكَ الْقُنُوتَ رَغْبَةً عَنْهُ فَلاَ صَلاَةَ لَهُ. 6.

Through the same chain of narrators as that of the previous Hadith the following is narrated from Yunus from Wahab ibn “Abd Rabbihi who has said the following: “Abu ‘Abd Allah (a.s.), has said, ‘Whoever omits Qunut (supplication after recitation in second Rak‘at) in dislike his Salah (prayer) is not anything.’” صحيح - Allamah Baqir al-Majlisi (Mirʾāt al-ʿUqūl fī Sharḥ Akhbār Āl al-Rasūl (15/167))