(58) باب ذِكْرِ الاِخْتِلاَفِ عَلَى هِشَامِ بْنِ عُرْوَةَ فِيهِ
It was narrated from 'Aishah that Hamzah bin 'Amr said:
O Messenger of Allah, I am a man who fasts, so should I fast while traveling? He said: "If you wish then fast, and if you wish then do not fast."
Reference: Sunan an-Nasa'i 2305
In-book reference: Book 22, Hadith 216
English translation: Vol. 3, Book 22, Hadith 2307