Sistine Chapel ceiling Section reference. Michelangelo wrote a poem describing the arduous conditions under which he worked The overt subject matter of the ceiling is the doctrine of humanity's need for Salvation as offered by God through Jesus. It is a visual metaphor of Humankind's need for a covenant with God. The Old Covenant of the Children of Israel through Moses and the New Covenant through Christ had already been represented around the walls of the chapel. Some experts, including Benjamin Blech and Vatican art historian Enrico Bruschini, have also noted less overt subject matter, which they describe as being "concealed" and "forbidden."
Sistine Chapel ceiling "Life of Moses" on the left side. It was carried out by some of the most renowned Renaissance painters: Botticelli, Ghirlandaio, Perugino, Pinturicchio, Signorelli and Cosimo Rosselli. The upper level of the walls contains the windows, between which are painted pairs of illusionistic niches with representations of the first thirty-two popes. A draft by Matteo d'Amelia indicates that the ceiling was painted blue like that of the Arena Chapel and decorated with gold stars, possibly representing the zodiacal constellations. It is probable that, because the chapel was the site of regular meetings and Masses of an elite body of officials