Claude Gillot (1673 - 1722)

Wandering at Night
 Is It an Enchantment

The Feast of Bacchus
 Feast of Pan
 Feast of Diana
 Passion for Gambling
 Passion for Wealth
 Passion for Love
 Passion for War
 Festival of the God Pan

Dante Visiting the Underworld, 17th century

While not mentioned on the Jan Muller Antiques site where the painting was found, It has been attributed to David Ryckaert the Younger elsewhere. Additional paintings by Ryckaert were previously posted here.

Jacob Isaacsz van Swanenburg (1571 - 1638)

Sibyl showing Aeneas the Underworld, 1620

The Crossing of the Styx, 1591-1638

More paintings from Swanenburg were previously shared here.

Aureliano Milani (1675–1749) - An Old Man on His Deathbed Tempted by Demons, 17th-18th Century

Artwork found at The Metropolitan Museum of Art.

Frans Francken the Younger (1581 - 1642)

The Penitent Mary Magdalene visited by the Seven Deadly Sins, 1607-10

The Witches' Sabbath, 1607

Witch Assembly

Witches' Kitchen

The Witches' Sabbath, 1610

Witch's Sabbath, 1606

Witches' Kitchen, 1606

Witches' Kitchen, 17th C

The Temptation of Saint Anthony, 1605

Temptation of Saint Anthony, 1610-15

Anton Machek (1886 - 1944)

The Incantation, 1931

Witch, 1928

The Ghost, 1934

The Preparer, 1929

Insect Dystrophy, 1928

The Garden Of The Quales, 1932

Rejuvenation Mill, 1931

Mask Fest On The Ice, 1929

Artworks originally published in the German magazine Jugend. 

Johannes Josephus Aarts (1871 - 1934)

Eugene Delacroix (1798 - 1863)

Mephistopheles Over Wittenberg, 1839

Margaret's Ghost Appearing to Faust, 1828

The Crayfish at Longchamps, 1822

Macbeth Consulting the Witches, 1825

Faust and Mephistopheles Galloping on the Night of the Witches' Sabbath, 1826-27

Artwork sources include The Metropolitan Museum of Art and benoist Guitton.

Attributed to Luis Paret y Alcazar - Witchcraft Scene, 1780

Artwork found at Hyperallergic.

George Cattermole - Scene of the Three Witches from Shakespeare’s Macbeth, 1840

Artwork found at the Yale Center For British Art.

Hans Grundig - The Drum, 1936

Artwork found at The Saleroom.

Follower of Jan Mandijn - The Witches' Cove, 16th Century

Artwork found at Christies. Detail found at Morbid Anatomy.