It happened a day after a family of six carried out attacks on three churches there, killing 12 people and themselves. I raise my prayer for all the victims and their relatives.
The spate of bombings has rocked Indonesia's second largest city, with the Islamic State group claiming both the church and police station attacks, raising fears about its influence in Southeast Asia as its dreams of a Middle Eastern caliphate fade. The attackers' 8-year-old daughter, who was riding on one of the two motorcycles, survived the blast.
Police spokesman Frans Barung Mangera said six civilians and four police officers were wounded in the explosion at the police complex in Surabaya.
It also advised Singaporeans in Indonesia to let their families and friends know that they are safe, as well as e-register with the ministry.
Two other churches were targeted as well, but bombs failed to explode at St. Jacob's Church in West Surabaya and the Sacred Heart of Jesus Cathedral, according to the Post.
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CCTV footage shows a vehicle and two motorcycles approaching a security checkpoint at the police complex followed by an explosion from one of the motorbikes with at least two people aboard it. "When we searched the flat we found pipe bombs, similar to pipe bombs we found near the churches", said Karnavian. "These attacks on peaceful worshippers are an affront to the tolerance and diversity embraced by Indonesians".
The victim's mother said the family was "proud to have a martyr who gave his life to save hundreds of people attending Sunday Mass inside the church building".
The latest casualty count across the five explosion sites in East Java, including a premature explosion in an apartment housing another family of suspected terrorists in the city of Sidoarjo, stands at at least 28 dead and 57 injured. Police killed the men after they had produced weapons during the raid and evidence confiscated included revolvers, bullets and an arrow with a bomb placed on the end of it, Wasisto said.
The father has been identified as Dita Oepriarto, according to CNN; he was reported to be the head of a branch of jihadi group Jamaah Ansharut Daulah (JAD), which has connections to ISIS, AP reported. Three suicide blasts were committed by one family - a husband, wife and four children - against three churches in the town.
The attacks come days after militant Islamist prisoners killed five members of an elite counter-terrorism force during a 36-hour standoff at a high security jail on the outskirts of the capital, Jakarta.