وَعَنِ ابْنِ عُمَرَ قَالَ: يُوشِكُ الْمُسْلِمُونَ أَنْ يُحَاصَرُوا إِلَى الْمَدِينَةِ حَتَّى يَكُونَ أَبْعَدَ مَسَالِحِهِمْ سَلَاحٌ وَسَلَاحٌ: قَرِيبٌ مِنْ خَيْبَرَ. رَوَاهُ أَبُو دَاوُد
Ibn `Umar said:The Muslims will soon be besieged up to Medina, so that their most distant frontier outpost will be Salah which is near Khaibar. Abu Dawud transmitted it.