One of the three victims died on the way to hospital while the motive for the attack remains unclear.
Police investigating three attempted murder and arson.
- Jasmine Opperman, Research and Analysis Consortium (TRAC) Director JasmineIf indeed this was an inspired attack, one would have expected them to move into that mosque and kill as many people as possible.
Mhlongo says two victims are nonetheless hospitalized.
Haider said the mosque's Qur'ans had been burnt when its library was petrol bombed.
He said there had been reports of prior attacks on mosques in the province.
It has been reported that the assailants, who also set off a petrol bomb inside the Shia mosque, escaped in a vehicle after the attack.
"I can't tell you how traumatic that was.I even saw one paramedic there go weak".
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Private security company Reaction Unit South Africa's Prem Balram said: "Upon arrival‚ Reaction Unit officers found that two victims had their throats slit and were bleeding profusely". Not far from him, another injured man is treated with the wound on the belly.
Witnesses at the scene claimed the men were Egyptian, and drove away in a Hyundai auto.
Three people have been left with serious injuries following an attack at the Imam Hussain Mosque in Ottawa, Verulam.
Parliament's Portfolio Committee on Police also condemned the attack and called it shocking. In a statement‚ the council reiterated that a core teaching of Islam was "respect for all human beings".
South Africa has a history of relative religious tolerance.
34-year-old Abbas Essop was killed by his attackers while trying to help Muhammad Ali who had been stabbed in the stomach.
Qassemi underlined the necessity of launching an immediate probe into the attack to identify the perpetrators and bring them to justice. "We want our communities to live in harmony‚ practising their religions without fear‚" he said.