القرآن المبين
سورة محمد · 47:21
طَاعَةٌ وَقَوْلٌ مَعْرُوفٌ ۚ فَإِذَا عَزَمَ الْأَمْرُ فَلَوْ صَدَقُوا اللَّهَ لَكَانَ خَيْرًا لَهُمْ
to obey and speak rightly. Then when fighting was ordained, it surely would have been better for them if they were true to Allah.