Her husband left her for a long time with her agreement; is she sinning by not asking for a divorce?

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Check below answers in case you are looking for other related questions:
Her father mistreats her and her mother resents her, and this has affected her relationship with her husband
Family problems caused by husband’s brother

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Her father mistreats her and her mother resents her, and this has affected her relationship with her husband
Family problems caused by husband’s brother

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