(17) باب التَّخْيِيرِ فِي الصَّوْمِ وَالْفِطْرِ فِي السَّفَرِ
This hadith has been narrated on the authority of Hisham with the same chain of transmitters.
Reference: Sahih Muslim 1121 c
In-book reference: Book 13, Hadith 133
USC-MSA web (English) reference(deprecated numbering scheme): Book 6, Hadith 2489