His family want him to marry a girl who is not religious and they say that she will change in time

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Check below answers in case you are looking for other related questions:
Writing “Bismillaah ir-Rahmaaan il-raheem” on wedding invitations is permissible
Attending wedding parties which involve some evils

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Related Answers:
Attributes of the ideal Muslim husband
Are rizq (provision) and marriage written in al-Lawh al-Mahfooz?
He has found a religious woman but he does not find her appearance attractive – should he marry her?
Writing “Bismillaah ir-Rahmaaan il-raheem” on wedding invitations is permissible
Attending wedding parties which involve some evils

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