Witches' Sabbath (The Great He-Goat) whose full-length portrait appears in the same series. As with the other "Black Paintings", Goya began with a black background which he painted over with lighter pigments, then with broad, heavy brushstrokes of grey, blue and brown. The darker areas were achieved by leaving the black under-paint exposed; this is most obvious in the figure of the Devil. Like the other works in the series, "Witches' Sabbath" is worked up through heavy, slashing brushstrokes. The plaster was underlaid with thick carbon black before the paint was applied in hues of white lead, Prussian blue, vermilion of mercury, and crystals of
Sabbath in Christianity but tends to be used to describe the general establishment of Sunday worship and rest observances within Christianity. It does not necessarily imply the displacement of the Sabbath itself, which is often recognized as remaining on Saturday. As such, the Christian Sabbath generally represents a reinterpretation of the meaning of the Sabbath in the light of Christian law, emphases of practice, and values. In 1998 Pope John Paul II wrote an apostolic letter "Dies Domini", "on keeping the Lord's day holy". He encourages Catholics to remember the importance of keeping Sunday holy, urging that it not lose its meaning by