[Machine] Speaking is forbidden in four instances: on Fridays, on the day of feasting (Eid al-Fitr), on the day of sacrifice (Eid al-Adha), and during the prayer for rain (Istisqaa'), when the Imam ascends the pulpit and speaks until he descends.
يُكْرَهُ الْكَلَامُ فِي أَرْبَعِ مَوَاطِنَ يَوْمِ الْجُمُعَةِ وَيَوْمِ الْفِطْرِ وَيَوْمِ الْأَضْحَى وَفِي الِاسْتِسْقَاءِ إِذَا صَعِدَ الْإِمَامُ الْمِنْبَرَ فَيَتَكَلَّمُ حَتَّى يَنْزِلَ