Momika posted dozens of videos online, often with majority-Muslim country names in Arabic as hashtags, prior to the Quran burnings.

[5][6][7] Sweden elevated its national terrorism alert to its second-highest level in 2023, warning of potential threats against Swedish citizens both domestically and internationally following the Quran burnings.

[11] On 1 January, Momika posted a video to his TikTok account describing a Lebanese medium's prediction that he would die in 2024, which he defiantly responded to by stating he would "continue to fight against Islam".

[12] Swedish police responded to reports of gunfire at an apartment in the Hovsjö district of Södertälje at approximately 23:11 local time (22:11 GMT) on 29 January 2025.

[8][14][15] Prime Minister of Sweden Ulf Kristersson announced that the country's security services were investigating potential links to foreign powers.

Deputy Prime Minister Ebba Busch characterized the murder as "a threat to our free democracy", calling for a strong societal response.

[19] Police made their first arrests two hours after the shooting, taking four suspects located in an apartment adjacent to the crime scene into custody.

A fifth arrest occurred at approximately 05:00 following police review of surveillance footage, which showed the suspect departing the area by car shortly after the shooting.