From 24 May until 22 June , the Indonesian National Police arrested 41 people , 9 of whom were the main suspects of the bombings . The Indonesian National Police also confirmed that 26 people from the total 41 people had a connection with the JAD , the perpetrator of the 2016 Samarinda church bombing . 5 people were subsequently released by the police
2016 Samarinda church bombing
2016 Samarinda church bombing
2017 Jakarta bombings