Mujahid bin Jabir مجاهد بن جبر · The Book of the Fear Prayer

"The Messenger of Allah (ﷺ) was camping between Dajnan and 'Usfan, besieging the idolaters. The idolaters said: 'These people have a prayer that is dearer to them than their sons and daughters. Plan it, then strike them with a single heavy blow.' Jibril, peace be upon him, came and told the Messenger of Allah (ﷺ) to divide his companions into two groups, then lead one group in prayer while the others faced the enemy, on guard and with weapons at…

The Messenger of Allah (ﷺ) led them in offering the fear prayer. One row stood in front of him and another row stood behind him. He led those who were behind in prayer, bowing once and prostrating twice, then they moved forward until they took the place of their companions, and the others came and took their place, and the Messenger of Allah (ﷺ) led them in prayer, bowing once and prostrating twice, then he said the taslim, so the…