(2) باب مَا جَاءَ لاَ تَقَدَّمُوا الشَّهْرَ بِصَوْمٍ
Abu Hurairah narrated that :
the Messenger of Allah said: "Do no precede the month of Ramadan by fasting a day or two before it, unless it is the case of a man who normally performs some fast, then let him fast it." (ES)
Reference (ES): Jami` at-Tirmidhi 685 (ES)
In-book reference (ES): Book 8, Hadith 4 (ES)
English translation (ES): Vol. 2, Book 3, Hadith 685 (ES)