{24:32} And marry those among you who are single and those who are fit among your male slaves and your female slaves; if they are needy, Allah will make them free from want out of His grace; and Allah is Ample-giving, Knowing.

{30:21} And one of His signs is that He created mates for you from yourselves that you may find rest in them, and He put between you love and compassion; most surely there are signs in this for a people who reflect.

{2:187} …they are an apparel for you and you are an apparel for them;

Comment: In the previous verse spouses have been described as garments (apparel) for each other. This can be a metaphor for comfort and protection. Marriage is greatly encouraged in Islam.

{53:45} and that He created pairs, the male and the female