"It was said: 'O Messenger of Allah, so and so never broke his fast, even for one day for the rest of his life.' He said: 'He has neither fasted nor broken his fast."" 'Ata said: "someone who heard him told me that Ibn 'Umar (said) that the Prophet said: 'Whoever fasts every day of his life, then he has not fasted." (Using translation from Nasāʾī 2379)  

قِيلَ يَا رَسُولَ اللهِ إِنَّ فُلَانًا لَا يُفْطِرُ نَهَارًا الدَّهْرَ فَقَالَ «لَا صَامَ وَلَا أَفْطَرَ»  

"My father told me that he heard the Messenger of Allah say, when mention was made in his presence of a man who fasted for the rest of his life: 'He neither fasted nor broke his fast."' 'Ata said: "someone who heard him told me that Ibn 'Umar (said) that the Prophet said: 'Whoever fasts every day of his life, then he has not fasted." (Using translation from Nasāʾī 2380)  

أَنَّهُ سَمِعَ رَسُولَ اللهِ ﷺ وَذُكِرَ عِنْدَهُ رَجُلٌ يَصُومُ الدَّهْرَ فَقَالَ «لَا صَامَ وَلَا أَفْطَرَ»  

the Messenger of Allah said, concerning one who fasted for the rest of his life: "He neither fasted nor broke his fast." 'Ata said: "someone who heard him told me that Ibn 'Umar (said) that the Prophet said: 'Whoever fasts every day of his life, then he has not fasted." (Using translation from Nasāʾī 2381)  

أَنَّ رَسُولَ اللهِ ﷺ قَالَ فِي صَوْمِ الدَّهْرِ «لَا صَامَ وَلَا أَفْطَرَ»