A man wielding a sword attacked several churchgoers on Sunday (Feb 11) in the city of Yogyakarta, injuring a German priest and three others, including a police officer, as reported by Channel News Asia.
The victims included the pastor of the church, according to police officials.
A 22-year-old man armed with a sword or machete attacked members of the congregation at St Lidwina Church.
A patrolling police officer ran into the church and tried to negotiate with the attacker. Police opened fire on the attacker, who's been hospitalized, it said.More news: U.S. wins first-ever Olympic medal in men's singles luge
All the injured people have been rushed into a nearby hospital for medical treatments, police said.
"Four people have been injured in the incident - quite seriously - but we still can not determine the perpetrator's motive", Yogyakarta police spokesman Yulianto told AFP.
"We cannot confirm yet if this was a terror-related incident", Yogyakarta said, adding that "we can confirm the suspect has been detained and is being treated at hospital".
Extremists in the world's most populous Muslim-majority country have mounted a series of attacks against Christians and other minorities.More news: Indian PM lays wreath on arch-terrorist Yasser Arafat's grave
"For now we can not conclude this is related to terrorism".
The man was now being treated at Bhayangkara hospital and could not questioned, Yulianto said.
People in the church were pursued by the assailant while they were running out through the door.More news: Indian PM makes historic visit to Palestine
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