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Narrated Jabir bin `Abdullah: A person entered the mosque while the Prophet (ﷺ) was delivering the Khutba on a Friday. The Prophet (ﷺ) said to him, "Have you prayed?" The man replied in the negative. The Prophet (ﷺ) said, "Get up and pray two rak`at."
Source: sunnah.com
Other translations
Arabic
حَدَّثَنَا أَبُو النُّعْمَانِ، قَالَ حَدَّثَنَا حَمَّادُ بْنُ زَيْدٍ، عَنْ عَمْرِو بْنِ دِينَارٍ، عَنْ جَابِرِ بْنِ عَبْدِ اللَّهِ، قَالَ جَاءَ رَجُلٌ وَالنَّبِيُّ صلى الله عليه وسلم يَخْطُبُ النَّاسَ يَوْمَ الْجُمُعَةِ فَقَالَ " أَصَلَّيْتَ يَا فُلاَنُ ". قَالَ لاَ. قَالَ " قُمْ فَارْكَعْ ".
sunnah.com