Sulayman Taymi reported,

With this chain of narration, except that he said, "The dawn is not the one that appears like this," and he gathered his fingers and pointed them down toward the ground, "but rather the one that appears like this," and he placed his index finger over the other index finger and extended his hands.

Muslim 2542

Sahih

و حدثنا ابن نمير حدثنا أبو خالد يعني الأحمر

عن سليمان التيمي

بهذا الإسناد غير أنه قال إن الفجر ليس الذي يقول هكذا وجمع أصابعه ثم نكسها إلى الأرض ولكن الذي يقول هكذا ووضع المسبحة على المسبحة ومد يديه

مسلم 2542صحيح
Contents
Reference
Commentary
Ayat
Collection
Sahih Muslim
Book
Fasting
Chapter
Clarification that entering into fasting occurs at the rising of Fajr, and that one may eat and otherwise until Fajr rises, and clarification of the description of Fajr to which rulings are attached regarding entering into fasting, the beginning of the time for the morning prayer, and other matters
Numbering
Darussalam 2542
Muslim 2542