He intended to give his son a certain name; is there any blame on him if he changes the name?

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Check below answers in case you are looking for other related questions:
Is it permissible for him to call his daughter an-Naazi‘aat?
He swore to name his son after his friend, but he wants to change his mind

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Is it permissible for him to call his daughter an-Naazi‘aat?
He swore to name his son after his friend, but he wants to change his mind

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