Pedzisa mutsara unotevera: İsa aiva mumwe wevanakomana vaBeyazid I, mambo weOttoman. Amai vake vaiva Devletşah Hatun, mwanasikana waSüleyman Şah weGermyanids naMutahara Abide Hatun, mwanasikana waSultan Veled. İsa akashanda somutongi we sanjak muAntalya uye akarwa mu
Hondo yeAnkara muna 1402 nababa vake. Mauto eOttoman akakundwa, Beyazid I akabatwa naTimurlane, uye İsa akatizira kumadokero kweAnatolia.