[Machine] Regarding prayer and sending greetings, all the past news that allows sending greetings to the one who prays and responding with a gesture, as it is better to follow and with Allah is the guidance.
عَنِ الصَّلَاةِ وَالتَّسْلِيمِ جَمِيعًا وَالْأَخْبَارُ الَّتِي مَضَتْ تُبِيحُ التَّسْلِيمَ عَلَى الْمُصَلِّي وَالرَّدَّ بِالْإِشَارَةِ وَهِيَ أَوْلَى بِالِاتِّبَاعِ وَبِاللهِ التَّوْفِيقُ