Oxytocin is also the hormone
released during intercourse, which is one of the reasons intercourse is thought to induce labor, too.
It encourages the emancipation of slaves by giving them the possibility of purchasing their freedom, it urges that part of zakat be given to slaves to help them free themselves, and it offers the possibility of atonement for certain sins, such as having sexual
intercourse during fasting days, by
releasing slaves.