"O’ Allah! Verily We have wronged our souls, so forgive us for Indeed no one forgive sins except You. ... AAMEEN"
Yes! Prayer/Dua is the weapon of the believers. below is a video link:
http://www.youtube.com/watch?v=PvyYAmwOvHk
I have heard that Iblis/Shaitan/Devil cried when 'Surah al Fatiha' was revealed. Indeed it is a perfect Dua.
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