Allah commanded: live with your wives in al-maʿrūf (the honorable, the recognized-as-good). If you dislike something, Allah may have placed in it much good.

Sūrah al-Nisāʾ verse 19 contains one of the most realistic and practically-wise marital instructions in the Qurʾan. Allah does not pretend that every marriage is uniformly pleasant; the verse acknowledges the reality of subjective-dislike toward specific qualities of one's spouse, while commanding the structural standard of honor that operates regardless of mood. Read the verse: 'wa-ʿăshirūhunna bi-l-maʿrūf; fa-in karihtumūhunna fa-ʿasă an takrahū shayʾán wa-yajʿala Allăhu fīhi khayran kathīrán'. Live with them in al-maʿrūf; if you dislike them, perhaps you dislike something in which Allah has placed much good. Read each clause. 'wa-ʿăshirūhunna bi-l-maʿrūf'. Live with them in al-maʿrūf. The Arabic verb ʿăshirū is from ʿ-sh-r, to socialize, to dwell, to be a companion. The verse uses the form that emphasizes the structural-living of the marriage, not just specific moments. The standard: bi-l-maʿrūf. Al-maʿrūf is one of the most important terms in Islamic ethics; it covers the honorable, the kind, the recognized-as-good, the behavior the community of the believers recognizes as proper. The standard is not subjective preference; it is structural maʿrūf. 'fa-in karihtumūhunna'. And if you dislike them. The Arabic karih is to find disagreeable, to dislike. The verse explicitly acknowledges that the husband may, in his subjective experience, dislike his wife or some aspect of her. The Qurʾan is realistic; it does not pretend the marriage is uniformly pleasant. Some seasons, some qualities, some moments will produce subjective-dislike. The verse names this. 'fa-ʿasă an takrahū shayʾán wa-yajʿala Allăhu fīhi khayran kathīrán'. Perhaps you dislike something in which Allah has placed much good. The Arabic ʿasă is 'perhaps'; the verb is hopeful-conditional, indicating that the believer cannot fully see Allah's placement of good. The verse trains the husband in structural humility: your subjective-dislike is not the final verdict on what is good for you. Allah may have placed in the disliked-quality much good that you cannot yet see. The classical commentators gave many examples: the wife whose firmness in religion the husband finds inconvenient may be the one whose prayers save the household; the wife whose perceived-difficulty is her insistence on halăl-rigor may be the protector of the family's dīn; the wife whose strength of personality the husband initially finds challenging may be the structural support in the crises that come. The structural good is often hidden in the disliked-quality; the patient husband finds it; the impatient husband loses it. Now consider the structural protections this verse provides. First, it protects the wife from the husband's emotional-impulse responses. The husband who experiences subjective-dislike is structurally bound to live bi-l-maʿrūf regardless; the dislike does not authorize harm. Second, it cultivates the husband's patience. The verse trains the husband to see beyond immediate experience; to trust Allah's placement of hidden-good; to refuse the impulse-divorce or impulse-harm. Third, it preserves the marriage. Many marriages that would have collapsed in difficult seasons are preserved by this verse's structural patience-discipline; the spouses who endure through the disliked-seasons often find the deeper good. The Companions modeled this. ʿAlī ibn Abī Ṭălib and Fāṭimah had moments of disagreement; ʿAlī once left the house in frustration and lay down in the dust of the courtyard; the Prophet ﷺ came to him with the title 'Abu Turab' (father of dust) and helped resolve the moment. The marriage continued and flourished; the structural patience operated. Modern Muslim marriages face many disliked-seasons. The post-honeymoon adjustment; the financial-pressure seasons; the in-law tensions; the child-raising-disagreements; the aging-and-changing of both spouses; the conflicts over priorities and resources. Each is a potential dislike-trigger. The verse 4:19 applies: live bi-l-maʿrūf; trust Allah's hidden-good; resist the impulse to harm or divorce. The cure has three motions. First, internalize the structural standard. Bi-l-maʿrūf is the constant; subjective-mood is the variable. The husband (and by parallel principle the wife) is structurally bound to the constant, not the variable. Second, when subjective-dislike rises about a specific quality of the spouse, ask: where might Allah have placed good in this quality? The exercise of looking for the good often reveals it. Third, refuse the impulse-actions. The harsh word; the cold shoulder; the threat of separation: each is below the structural bi-l-maʿrūf standard. Train the discipline to act on the standard, not on the impulse. Pray today: Allāhumma 'aʿinnī ʿală muʿăsharati zawjī bi-l-maʿrūf; wa-arini al-khayra alladhī waran fee mă akra-h. O Allah, help me live with my spouse in al-maʿrūf; and show me the good that lies in what I dislike. The structural standard is bi-l-maʿrūf; the hidden good is Your placement; the patience reveals it.