Some 20 armed settlers also threw stones, attacked Palestinians with clubs and smashed the windows of several cars.
Shortly afterward he returned with a party of armed settlers from Bull's estate.
Military officials privately admit they are anxious about the armed settlers' traversing Palestinian areas during the disturbances.
The 150 armed settlers took over the building in the night two weeks ago, riling practically everyone.
About 30 armed settlers were escorted by soldiers to the building on the edge of the town on Sunday to pray.
According to one policeman, 18 armed settlers arrived at the end of the morning and four stayed.
However, the police arrested two more armed settlers in a similar incident later in the day.
The presence of armed settlers is bound to provoke rash reactions," he said.
Lacking firearms, they were destroyed by four raids by armed white settlers.
Another unresolved issue reportedly centers on where armed settlers have the right to move in the city.