Abu Hurairah reported,

The Messenger of Allah ﷺ said, "If you say to your companion, 'Be quiet,' on Friday while the imam is delivering the sermon, you have spoken in vain."

Azami 3323

Sahih

عن أبي هريرة

أن رسول الله ﷺ قال: إذا قلت لصاحبك: أنصت يوم الجمعة والإمام يخطب فقد لغوت.

الأعظمي 3323صحيح
Contents
Reference
Commentary
Ayat
Collection
Jami al-Kamil
Book
Friday
Chapter
Friday sermon
Section
Commanding silence during the sermon on Friday
Numbering
Jami al-Kamil 3323 (2nd edition)
Azami 3323