“When anyone of you enters the mosque, let him not sit down until he performs two Rak’ah.”  

أَنَّ رَسُولَ اللَّهِ ﷺ قَالَ إِذَا دَخَلَ أَحَدُكُمُ الْمَسْجِدَ فَلاَ يَجْلِسْ حَتَّى يَرْكَعَ رَكْعَتَيْنِ  

“When one of you enters the mosque, let him perform two Rak’ah before he sits down.”  

أَنَّ النَّبِيَّ ﷺ قَالَ إِذَا دَخَلَ أَحَدُكُمُ الْمَسْجِدَ فَلْيُصَلِّ رَكْعَتَيْنِ قَبْلَ أَنْ يَجْلِسَ