Mentioning the Different Reports from Hisham and Saeed from Qatadah about that

Sunan an-Nasa'i · Book 22 · Hadith 2156

أَخْبَرَنَا إِسْمَاعِيلُ بْنُ مَسْعُودٍ، قَالَ حَدَّثَنَا خَالِدٌ، قَالَ حَدَّثَنَا هِشَامٌ، قَالَ حَدَّثَنَا قَتَادَةُ، عَنْ أَنَسٍ، عَنْ زَيْدِ بْنِ ثَابِتٍ، قَالَ تَسَحَّرْنَا مَعَ رَسُولِ اللَّهِ صلى الله عليه وسلم ثُمَّ قُمْنَا إِلَى الصَّلاَةِ ‏.‏ قُلْتُ زُعِمَ أَنَّ أَنَسًا الْقَائِلُ مَا كَانَ بَيْنَ ذَلِكَ قَالَ قَدْرَ مَا يَقْرَأُ الرَّجُلُ خَمْسِي…

It was narrated from Anas that Zaid bin Thabit said: "We had Sahur with the Messenger of Allah (ﷺ) then we went to pray." I (one of the narrators) said: "It is claimed that Anas said: 'How long was there between them?' H…

Sunan an-Nasa'i · Book 22 · Hadith 2157

أَخْبَرَنَا أَبُو الأَشْعَثِ، قَالَ حَدَّثَنَا خَالِدٌ، قَالَ حَدَّثَنَا سَعِيدٌ، عَنْ قَتَادَةَ، عَنْ أَنَسٍ، رضى الله عنه قَالَ تَسَحَّرَ رَسُولُ اللَّهِ صلى الله عليه وسلم وَزَيْدُ بْنُ ثَابِتٍ ثُمَّ قَامَا فَدَخَلاَ فِي صَلاَةِ الصُّبْحِ ‏.‏ فَقُلْنَا لأَنَسٍ كَمْ كَانَ بَيْنَ فَرَاغِهِمَا وَدُخُولِهِمَا فِي الصَّلاَةِ قَالَ قَدْرَ مَا يَقْرَأُ الإِنْسَا…

It was narrated that Anas said: "The Messenger of Allah (ﷺ) and Zaid bin Thabit had Sahur, then they went and started to pray Subh." We said to Anas: "How long was there between their finishing and their starting to pray…