This involved conquering powerful armies of the nations that occupied the territory. Joshua had every reason to be apprehensive.
وَفِي وَقْتٍ لَاحِقٍ ،‏ أُوكِلَتْ إِلَى يَشُوعَ مَسْؤُولِيَّةٌ ثَقِيلَةٌ :‏ أَنْ يَقُودَ شَعْبَ ٱللهِ إِلَى أَرْضِ ٱلْمَوْعِدِ .‏