(4) باب مَا جَاءَ فِي كَرَاهِيَةِ أَنْ يُسَافِرَ الرَّجُلُ وَحْدَهُ
Narrated Ibn 'Umar:
That the Messenger of Allah (ﷺ) said: "If the people knew what I know about being alone, then a rider would not journey at night." - meaning alone. (ID)
Reference (ID): Jami` at-Tirmidhi 1673 (ID)
In-book reference (ID): Book 23, Hadith 4 (ID)
English translation (ID): Vol. 3, Book 21, Hadith 1673 (ID)