Sahih (Sahih Muslim)
حَدَّثَنَا عَبْدُ اللَّهِ بْنُ مَسْلَمَةَ بْنِ قَعْنَبٍ، حَدَّثَنَا حَمَّادُ بْنُ سَلَمَةَ، عَنْ ثَابِتٍ، عَنْ أَنَسِ، بْنِ مَالِكٍ قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " لَغَدْوَةٌ فِي سَبِيلِ اللَّهِ أَوْ رَوْحَةٌ خَيْرٌ مِنَ الدُّنْيَا وَمَا فِيهَا " .
It has been narrated on the authority of Anas b. Malik that the Messenger of Allah (ﷺ) said:Leaving (for Jihad) in the way of Allah in the morning or in the evening (will merit a reward) better than the world and all that is in it