وَحَدَّثَنِي زُهَيْرُ بْنُ حَرْبٍ، وَإِسْحَاقُ، قَالَ زُهَيْرٌ حَدَّثَنَا جَرِيرٌ، عَنْ عُمَارَةَ، عَنْ أَبِي، زُرْعَةَ عَنْ أَبِي هُرَيْرَةَ، - رضى الله عنه - قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم ‏"‏ إِيَّاكُمْ وَالْوِصَالَ ‏"‏ ‏.‏ قَالُوا فَإِنَّكَ تُوَاصِلُ يَا رَسُولَ اللَّهِ ‏.‏ قَالَ ‏"‏ إِنَّكُمْ لَسْتُمْ فِي ذَلِكَ مِثْلِي إِنِّي أَبِيتُ يُطْعِمُنِي رَبِّي وَيَسْقِينِي فَاكْلَفُوا مِنَ الأَعْمَالِ مَا تُطِيقُونَ ‏"‏ ‏.‏

Abu Huraira (Allah be pleased with him) reported Allah's Messenger (PBUH) as saying: Abstain from Saum-Wisal. They (his Companions) said: Messenger of Allah, but you observe Saum Wisal. Upon this he said: You are not like me in this matter, for I spend my night (in a state) that my Lord feeds me and provides me drink Devote yourselves to the deeds (the burden of which) you can bear. Translation Not Available

Book Ref: Sahih Muslim Book 13 Hadith 2430
Web Ref:  Sahih Muslim Book 6 Hadith 1103 b