Is it necessary for one praying the Sunnah (voluntary prayer) of Isha to vocalize it if someone praying Isha follows him in order to attain the reward of congregational prayer?
One who prays the supererogatory prayer of 'Isha' is not required to vocalize merely because someone is following him in it.
Summarized from the full answer at Ftawy · reviewed Sep 2, 2026
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