Her coffin almost fell as police, some using batons, waded into a crowd of Palestinians gathered around it.
Police said they acted after being pelted with stones.
Abu Aqla was shot dead in disputed circumstances on Wednesday, with Israel and Palestinians trading blame.
The killing has been widely condemned.
Footage showed a standoff between police and Palestinians gathered around the coffin in the hospital compound, before officers push the crowd back, with some beating and kicking mourners. Police said officers “were forced to use riot dispersal means”.
Former prime minister Scott Morrison’s secret ministerial appointments raise questions about whether his actions will fall under the scope of the promised federal integrity body.
Prime Minister Anthony Albanese is expected to provide an update today after receiving briefings from the Department of Prime Minister and Cabinet, following revelations Morrison secretly appointed himself as joint minister in the health, finance and resources portfolios during his term of government.