Jordanian security forces arrested three suspects Monday in connection with Friday's attack on St George's Greek Orthodox Church in Hamoud, Karak governorate. The dawn raid on an abandoned house in the nearby village of al-Jadeeda lasted approximately three hours. All three suspects were injured, one critically. Firearms and ammunition were recovered at the scene. The suspects — two brothers, Hazza and Mishal Zeidan Muhammad, and their relative Ahmed Sami Hussein — belong to the same family. Public Security Director Major General Obaidullah Al-Maayta confirmed they were identified early after the attack. Interior Minister Mazin al-Farrayeh said there was no indication of ties to other cells, framing the perpetrators as self-radicalized actors rather than nodes in a wider network. The attack itself was devastating for a country that prides itself on sectarian coexistence. Armed men stormed the church compound during a funeral procession on Friday, killing eight people and wounding 34 in the village of Hamoud, roughly 120km southwest of Amman. Security camera footage showed three shooters firing on mourners outside the building and advancing toward its entrance. The dead were buried Sunday in Karak in coffins draped with Jordanian flags. King Abdullah II ordered security forces to respond with an "iron fist" and told a National Security Council meeting that "the hand of justice will reach every terrorist." Prime Minister Jafar Hassan declared three days of national mourning. The rhetorical escalation — "harshest retaliation," "just fate" — signals the regime treating this as a legitimacy test. Jordan's compact with its Christian minority (2-3 percent of the population) is a cornerstone of its identity as a moderate, pluralistic state. The speed of the arrests is notable. Authorities identified the suspects quickly, expanded the search perimeter, and closed the operation within 72 hours. That is genuine institutional competence. But the harder diagnostic is upstream: what radicalization pathway led three members of one family to attack a funeral in their own governorate? Al-Farrayeh acknowledged the need to "examine all the circumstances that lead young people towards extremism" — a rare admission that arrest alone doesn't close the loop. The "lone family" framing is politically useful. It contains the narrative: no network, no foreign handler, no systemic failure. Whether that framing holds under investigation will determine whether this becomes a catalyst for deeper institutional reform or a one-off security success that leaves the underlying conditions untouched. Jordan's response has been operationally strong and rhetorically emphatic. The test now is structural. Karak's Christian community, Jordan's broader social fabric, and the regime's credibility all depend on whether "practical measures to protect civilians" — al-Farrayeh's own phrase — materialize beyond the mourning period.