Zayd ibn Harithah

Zayd ibn Harithah (581-629 CE), the beloved adopted son of Prophet Muhammad and the only companion mentioned by name in the Quran, known for his unwavering loyalty, his role in breaking pre-Islamic adoption customs, and his martyrdom as commander at the Battle of Muta.

Zaynab bint Jahsh (c. 590-641 CE) was a wife of Prophet Muhammad and his cousin, the only wife whose marriage was contracted by direct Quranic revelation. Her union abolished the pre-Islamic prohibition on marrying the ex-wife of an adopted son.