Ask Qul - Major Sins - how to repent?

Ask Qul - QA

Question : #649

Subject:	how to repent?
Question:	I am in great trouble.I did a terrible sin and I know there is nothing i can do to erase it.A few days back i was dejected and in that state of despair I said i don't believe in ALLAH (NAUZUBILLAH). I don't know how these words came out of my mouth.I can't believe this and i have no power to face ALLAH ALMIGHTY now.Please help me if there is any way to repent on it.Am I out of ISLAM now?please help me.Thank you.
Answer:	You must repent by saying Astaghfurallahu rabi waa tubuilay to Allah sincerely and control your anger and tongues in a state of despair. Allah forgives all sins as long as it does not become a habit

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