The Prophet released him on the condition that he would send Zaynab to Madina.

The Prophet released him on the condition that he would send Zaynab to Madina. Abul 'As kept his promise and sent her to Madina but the chiefs of Quraysh deputed someone to bring her back from half way. The man so appointed managed to reach near the camel-litter of Zaynab on the way and plunged his spear into the litter. Due to excessive fear the unprotected daughter of the Prophet had a miscarriage on the way. She did not, however,…