Explanation

• Munkar and Nakeer the angels who are appointed to put Questions to the deeds in their graves
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• Munkar and Nakir in Islamic eschatology, are angels who test the faith of the dead in their graves.
• After death, the deceased is placed upright in the grave by Munkar and Nakīr and asked to identify Muḥammad.
  
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• The number of angels of hell are 19
• In Islamic tradition, the two kirkman katibin are two angels called Raqib and Atid, believed by Muslims to record a person's actions.