He painted sea battles, the labours of Hercules and breathtaking still lifes. But, as a major new exhibition makes clear, it was in his thrilling depictions of the spiritual that the Spanish master showed his true genius

The 17th-century Spanish master painted with a supernatural intensity that will hit you just as hard as it did his original viewers

He painted sea battles, the labours of Hercules and breathtaking still lifes. But, as a major new exhibition makes clear, it was in his thrilling depictions of the spiritual that…