The Saying When the Rooster Crows
Man Lā Yaḥḍuruh al-Faqīh|Volume 1|Book 1|Chapter 68
وَ رُوِيَ: «أَنَّ فِيهِ نَزَلَتْ «وَ اَلطَّيْرُ صَافّٰاتٍ كُلٌّ قَدْ عَلِمَ صَلاٰتَهُ وَ تَسْبِيحَهُ » »
It is narrated: "Concerning this, the verse was revealed: 'And the birds with wings outspread; each knows its prayer and its glorification.'".
- Ṣaḥīḥ al-Faqīh