Džumhur attended classes at the Law Faculty, but soon left and later finished his studies at the Art academy in Petar Dobrović's class.
Petar Omčikus | Petar II Petrović-Njegoš | Petar Gudev | Petar Kočić | Petar Dobrović | Petar Dachev | Petar Dobrovic | Petar Beron | Sveti Petar u Šumi | Sveti Petar Orehovec | Sveti Petar Čvrstec | Sveti Petar | Petar Zrinski | Petar Stojkoviḱ | Petar Radev | Petar Mrkonjić | Petar I Petrović-Njegoš | Petar Drapšin | Petar Brzica | Petar Beron (politician) | Juraj Dobrović |
He graduated in 1927 from the Art School in Belgrade, where he had studied under Milan Milovanovic (1876-1946), Ljubomir Ivanovic (1882-1945) and Petar Dobrovic (1890-1942).