Narrated `Urwa bin Az-Zubair:That he had asked `Aisha about the meaning of the Statement of Allah: "If you fear that you shall not Be able to deal justly With the orphan girls, then Marry (Other) women of your choice Two or three or four." (4.3) She said, "O my nephew! This is about the orphan girl who lives with her guardian and shares his property. Her wealth and beauty may tempt him to marry her without giving her an adequate Mahr (bridal-money) which might have been given by another suitor. So, such guardians were forbidden to marry such orphan girls unless they treated them justly and gave them the most suitable Mahr; otherwise they were ordered to marry any other woman." `Aisha…

Quotes4:34:127

In the Quran

Sahih al-Bukhari 2494