(68) باب ذِكْرِ اخْتِلاَفِ النَّاقِلِينَ لِخَبَرِ حَفْصَةَ فِي ذَلِكَ
It was narrated from Ibn 'Umar that he used to say:
"None should fast except the one who intended to fast before dawn." (ES)
Reference (ES): Sunan an-Nasa'i 2343 (ES)
In-book reference (ES): Book 22, Hadith 254 (ES)
English translation (ES): Vol. 3, Book 22, Hadith 2345 (ES)