Narrated 'Ubada bin As-Samit: Allah's Messenger (ﷺ) said, "Whoever does not recite Al-Fatiha in his prayer, his prayer is invalid"
Book 10 · Hadith 150
صحيح البخاري
Narrated 'Ubada bin As-Samit: Allah's Messenger (ﷺ) said, "Whoever does not recite Al-Fatiha in his prayer, his prayer is invalid"