حَدَّثَنَا مُوسَى بْنُ إِسْمَاعِيلَ، حَدَّثَنَا حَمَّادٌ، عَنْ حُمَيْدٍ، عَنْ مُوسَى بْنِ أَنَسِ بْنِ مَالِكٍ، عَنْ أَبِيهِ، أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم قَالَ ‏:‏ ‏"‏ لَقَدْ تَرَكْتُمْ بِالْمَدِينَةِ أَقْوَامًا مَا سِرْتُمْ مَسِيرًا وَلاَ أَنْفَقْتُمْ مِنْ نَفَقَةٍ وَلاَ قَطَعْتُمْ مِنْ وَادٍ إِلاَّ وَهُمْ مَعَكُمْ فِيهِ ‏"‏ ‏.‏ قَالُوا ‏:‏ يَا رَسُولَ اللَّهِ وَكَيْفَ يَكُونُونَ مَعَنَا وَهُمْ بِالْمَدِينَةِ فَقَالَ ‏:‏ ‏"‏ حَبَسَهُمُ الْعُذْرُ ‏"
Translation

Indeed, you have left behind in Madinah people—no matter what distance you travelled, what expenditure you spent, and what valley you crossed—except that they were with you.

They said, "O Messenger of Allah, how can they be with us while they are in Madinah?"

He said, "They were held back by an excuse."