Hazrat Jabir says that we used to practice coitus interruptus and the Qur'an was being revealed, but we were not forbidden from doing so.

A slave woman of Hazrat Umar narrates that he used to practice coitus interruptus (azl).

Hazrat Abu Saeed Khudri (may Allah be pleased with him) says that this daughter of mine, who has grown up and sits in seclusion, was born despite practicing coitus interruptus.

Hazrat Jabir (may Allah be pleased with him) narrates that once a man came to the service of the Prophet (peace be upon him) and said, "I have a maid who draws water for me. I practice coitus interruptus with her, but still she has given birth to a child." The Prophet (peace be upon him) said, "The soul whose coming into the world Allah has decided, it will surely come."

Hazrat Ibn Abbas (may Allah be pleased with both of them) was asked about 'azl (withdrawal), so he called one of his slave girls and said, "Did I not practice 'azl with you yesterday?"

Hazrat Mus'ab bin Sa'd narrates that whenever Hazrat Sa'd expected his slave woman to be pregnant, he would practice coitus interruptus (azl).