Hadith 875 c - The Book of Prayer - Friday - Sahih Muslim - صحيح مسلم - Collection of Actions, Sayings and Teachings of Prophet Muhammad (صلى الله عليه و سلم) - Kutub as-Sittah

7. The Book of Prayer - Friday - كتاب الجمعة

15) Chapter: Observing Of Two Rakiahs As A Salutation Of The Mosque While The Imam Is Delivering (the Sermon)

Jabir b. 'Abdullah said that a person entered the Mosque while the Messenger of Allah (ﷺ) was delivering the sermon on Friday. Upon this he (the Holy Prophet) said:

Have you observed prayer? He said: No. He (the Holy Prophet) said: Stand and offer the two rak'ahs. According to Qutaiba, the words are:" He said: Offer two rak'ahs."

Reference: 875 c
English reference: Book 4, Hadith 1899
In-book reference: Book 7, Hadith 70
Grade: Sahih
Read this hadith from Darussalam Collection

15) باب التَّحِيَّةِ وَالإِمَامُ يَخْطُبُ ‏

وَحَدَّثَنَا قُتَيْبَةُ بْنُ سَعِيدٍ، وَإِسْحَاقُ بْنُ إِبْرَاهِيمَ، قَالَ قُتَيْبَةُ حَدَّثَنَا وَقَالَ، إِسْحَاقُ أَخْبَرَنَا سُفْيَانُ، عَنْ عَمْرٍو، سَمِعَ جَابِرَ بْنَ عَبْدِ اللَّهِ، يَقُولُ دَخَلَ رَجُلٌ الْمَسْجِدَ وَرَسُولُ اللَّهِ صلى الله عليه وسلم يَخْطُبُ يَوْمَ الْجُمُعَةِ فَقَالَ ‏"‏ أَصَلَّيْتَ ‏"‏ ‏.‏ قَالَ لاَ ‏.‏ قَالَ ‏"‏ قُمْ فَصَلِّ الرَّكْعَتَيْنِ ‏"‏ ‏.‏ وَفِي رِوَايَةِ قُتَيْبَةَ قَالَ ‏"‏ صَلِّ رَكْعَتَيْنِ ‏"‏ ‏.‏