Complex sentence: The Family's antecede is from Khalid ibn Zaid, better known as Hazrat Abu Ayyub al-Ansari, at whose house Prophet Muhammad had resided for seven months when he had migrated along with his companions from Mecca to Madina.
Split into simpler sentences: The Family's antecede is from Khalid ibn Zaid, better known as Hazrat Abu Ayyub al-Ansari. At whose house Prophet Muhammad had resided for seven months when he had migrated along with his companions from Mecca to Madina.