What are the limits within which parents may interfere in their son’s marriage? Is he sinning if he goes against their wishes?

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Check below answers in case you are looking for other related questions:
My mother’s rights over me, my rights over her, and the extent of my independence
Does a mother have the right to reject a woman her son wants to marry?

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He married a woman without a guardian
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My mother’s rights over me, my rights over her, and the extent of my independence
Does a mother have the right to reject a woman her son wants to marry?

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