The Life & Character of the Seal of Prophets (sa) - Volume II — Page 481
X - Siege of Madīnah and Delicate State of the Muslims, Failure of the Disbelievers and Reality of Miracles 481 to their homes with a breath of peace and satisfaction. The threat posed by the Banū Quraiẓah still existed just as before. These people had secured themselves in their strongholds with peace and security after having displayed their treachery in a most dangerous manner. They now presumed that no one could do them any harm; however, in any case, it was incumbent that their mischief be put to an end. Their presence in Madīnah was no less than a snake in the grass for the Muslims. The experience of the Banū Naḍīr taught that whether this snake was permitted out of its home or left inside, it always proved to be equally lethal.