Abu Saeed Khudri reported,

We were commanded to recite the Opening of the Book and whatever else is easy.

Azami 1977

Sahih

عن أبي سعيد الخدري قال

أمرنا أن نقرأ بفاتحة الكتاب وما تيسر.

الأعظمي 1977صحيح
Contents
Reference
Commentary
Ayat
Collection
Jami al-Kamil
Book
Prayer
Chapter
Description of prayer, the takbir, standing, and recitation
Section
What is added to Surah Fatihah is good
Numbering
Jami al-Kamil 1977 (2nd edition)
Azami 1977