Narrator names are parsed automatically from the isnad; identity and biographical details are matched from rijal sources (Itqan narrator profiles, muslimscholars.info).
Jabir reported that he heard Mu'awiya say in his address that Allah's Messenger (ﷺ) died at the age of sixty-three, so was the case with Abu Bakr and 'Umar, and I (am now) sixty-three