It is permissible for the imaam to call the adhaan, say the iqaamah and lead the prayer

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Check below answers in case you are looking for other related questions:
Ruling on the imam saying to the congregation, “Pray Pray like a man bidding farewell”
Imaam being corrected by a member of the congregation if he makes a mistake in the prayer

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Related Answers:
Praying behind an imam who commits some sins
Is it permissible for women to offer the Eid prayer in congregation, led by one of them?
An imaam is guilty of some secret sin; should he continue in his position as imaam?
Ruling on the imam saying to the congregation, “Pray Pray like a man bidding farewell”
Imaam being corrected by a member of the congregation if he makes a mistake in the prayer

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