What was narrated concerning the (voluntary) night Prayer is two by two Sunan Ibn Majah 1318
Arabic hadith text
حَدَّثَنَا أَحْمَدُ بْنُ عَبْدَةَ، أَنْبَأَنَا حَمَّادُ بْنُ زَيْدٍ، عَنْ أَنَسِ بْنِ سِيرِينَ، عَنِ ابْنِ عُمَرَ، قَالَ كَانَ رَسُولُ اللَّهِ ـ صلى الله عليه وسلمـ يُصَلِّي مِنَ اللَّيْلِ مَثْنَى مَثْنَى .
Translation
It wasnarrated that Ibn ‘Umar said
“The Messenger of Allah (ﷺ)usedto offer the night prayers two by two.”