´It was narrated from Anas that:` The Prophet (ﷺ), Abu Bakr, and Umar, may Allah be pleased with them both, would start their recitation with: "All the praise and thanks be to Allah, the Lord of all that exists.
Hadith Referenceسنن نسائي / كتاب الافتتاح / 903
Hadith Gradingالألبانی:سكت عنه الشيخ | زبیر علی زئی:صحيح
´It was narrated from Anas:` "I prayed with the Prophet (ﷺ) and with Abu Bakr and Umar, may Allah be pleased with them both, and they started with "All the praise and thanks be to Allah, the Lord of all that exists."
Hadith Referenceسنن نسائي / كتاب الافتتاح / 904
Hadith Gradingالألبانی:صحيح | زبیر علی زئی:صحيح
Hadith Takhrij«سنن ابن ماجہ/إقامة الصلاة 4 (813) ، (تحفة الأشراف: 1142) ، مسند احمد 3/111 (صحیح)»