"I am the most knowledgeable of people about the time of the 'Isha' prayer. The Prophet ﷺ used to pray it when the moon set on the third night of the month."
أَنَا أَعْلَمُ النَّاسِ بِمِيقَاتِ هَذِهِ الصَّلاَةِ عِشَاءِ الآخِرَةِ كَانَ رَسُولُ اللَّهِ ﷺ يُصَلِّيهَا لِسُقُوطِ الْقَمَرِ لِثَالِثَةٍ