Saint Peter liberated by an Angel

Alonso Cano painted this dramatic nocturnal scene around 1652, during the most productive decade of his career in Madrid and Granada. The subject draws from Acts 12, where an angel enters Peter's prison cell and releases him from his chains while the guards sleep. Cano, who served as a royal painter under Philip IV before moving to Granada as a cathedral canon, brought an intimate psychological intensity to scriptural narratives that set him apart from contemporaries. The painting reflects the Counter-Reformation imperative to make biblical miracles vivid and emotionally accessible to worshippers. Cano's handling of this scene emphasizes the contrast between supernatural light and earthly darkness — a compositional strategy shared by Zurbarán and Ribera but filtered through Cano's more refined, almost sculptural approach to form. His dual training as painter, sculptor, and architect gave his figures a monumental solidity that reads almost as carved relief even on flat canvas. The sleeping guards' indifference amplifies the miracle's otherworldliness.

Cano uses a strongly tenebrist palette, with a concentrated warm light source emanating from the angel illuminating Peter's face and torso against near-total shadow. The brushwork is controlled and precise around facial features, loosening into broader strokes in the background drapery. The angel's garments are rendered with silvery highlights typical of Cano's mature manner.