al-Laith bin Sa'd الليث بن سعد · The Chapters on Marriage

the Messenger of Allah said: “There is nothing like marriage, for two who love one another.”

a virgin girl came to the Prophet and told him that her father arranged a marriage that she did not like, and the Prophet gave her the choice.

'Aisha arranged a marriage for a female relative of hers among the Ansar. The Messenger of Allah came and said: Have you taken the girl (to her husbands house)?” They said: “Yes.” He said: “Have you sent someone with her to sing?” She said: “No.” The Messenger of Allah said: “The Ansar are People with romantic feelings. Why don't you send someone with her to say: 'We have come to you, we have come to you, may Allah bless you…

“I heard the Messenger of Allah forbid two types of marriage: For a man to be married to a woman and her paternal aunt (at the same time), and to a woman and her maternal aunt( at the same time).”

“Safiyyah was given to Dihyah Al-Kalbi (as his share of the war booty), then she was given to the Messenger of Allah after that. He married her, and made her ransom (i.e., freedom from slavery) her dowry.” (Sahih)Hammad said: “Abdul-'Aziz said to Thabit: 'O Abu Muhammad! Did you ask Anas what her bridal-money was?' He said: 'Her bridal-money was her freedom.' ”

"This Verse 'And making peace is better.' was revealed concerning a man who had been married to a woman for a long time, and she had given birth to his children and he wanted to exchange her (for a new wife). She agreed that he would stay with her (the new wife) and would not give her (the first wife) a share of his time. (i.e.) not spend the nights with her)."