The punishment for zina (fornication, adultery) and how to keep oneself from going back to it

Is it permissible for one who has committed zina (fornication or adultery) to get married after he or she has repented?

Abortion of a foetus resulting from a zina relationship

He committed zina with a woman and wants to marry her, but her father refuses

He committed zinaa then he became Muslim; should he be subjected to the punishment?

Repentance From Fornication and Status of Child

His parents admitted to him that he was conceived in zinaa. Whose name should he take?

Does Allah Forgive Homosexual Acts?

How can zinaa be proven?

If she committed zinaa when she was not Muslim and had a child, then she became Muslim, what should she tell other people and the child himself?