They arrested a man found napping inside before Sunday morning services.
Officers called to Most Precious Blood Church in Boston's Hyde Park neighborhood found a broken stained-glass window, chalices thrown about, missing Oriental rugs and an open safe.
Witnesses led officers downstairs, where a man was napping.
Police say the snoozing suspect resisted arrest and kicked an officer in the groin.
They searched him and found a gold spoon with religious symbols, two knives, a sword, and prescription pills.
He was arrested on multiple counts.