(95) باب وُجُوبِ الْقِرَاءَةِ لِلإِمَامِ وَالْمَأْمُومِ فِي الصَّلَوَاتِ كُلِّهَا فِي الْحَضَرِ وَالسَّفَرِ وَمَا يُجْهَرُ فِيهَا وَمَا يُخَافَتُ
Narrated 'Ubada bin As-Samit:
Allah's Messenger (ﷺ) said, "Whoever does not recite Al-Fatiha in his prayer, his prayer is invalid."
Reference: Sahih al-Bukhari 756
In-book reference: Book 10, Hadith 150
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 1, Book 12, Hadith 723