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As they searched the fortress‟s strongholds, and cellars the Companions found the
information they had been given to be accurate as their eyes fell upon not only an
arsenal of hand weapons but a large catapult strong enough to hurl heavy rocks at the
fortress walls and two long, strong shields under which several men could walk and
consequently get close to the fortress walls without being harmed.

The Ghatfan

The four thousand strong tribe of Ghatfan had set out upon their march to Khaybar
intending to support their Jewish allies. At nightfall, after their first day's march,
they
struck camp and settled themselves down to sleep, however, they had little rest because
during the night a strange, urgent voice was heard calling to them saying, "Your people,
your people, your people!" They were startled and looked around them but were unable
to detect whether the voice came from the heavens or the earth. All manner of thoughts
raced through their minds, but their paramount thought was that their families were in
some sort of danger, so they returned home.