Sunan An-Nasa'i - سنن النسائي
14. The Book of Jumu'ah (Friday Prayer) - كتاب الجمعة
It was narrated from Ibn 'Umar that:
The Messenger of Allah (ﷺ) would not pray after jumu'ah until he had left, then he would pray two rak'ahs. (SAhih)
أَخْبَرَنَا قُتَيْبَةُ، عَنْ مَالِكٍ، عَنْ نَافِعٍ، عَنِ ابْنِ عُمَرَ، أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم كَانَ لاَ يُصَلِّي بَعْدَ الْجُمُعَةِ حَتَّى يَنْصَرِفَ فَيُصَلِّيَ رَكْعَتَيْنِ .