Rainbow flag in his hand. In the German Peasants' War of the 16th century, the rainbow flag together with the peasants' boot ("Bundschuh") was used as the sign of a new era, of hope and of social change. The choice of the rainbow in the form of a flag harkens back to the rainbow as a symbol of biblical promise. According to the Bible, God first created the rainbow as a sign to Noah that there would never again be a worldwide flood, also known as the Rainbow covenant. The South African flag is sometimes referred to as the "Rainbow flag". Rainbow
Noah in rabbinic literature the latter thereupon swore to be Noah's servant eternally (Pirke de Rabbi Eliezer l.c.). Being in great distress, Noah prayed to God to shorten the time of his suffering. God answered him that He had decreed that the Flood should last twelve months and that such decree might not be changed (Tan., Noah, 17; Midrash Agadat Bereshit l.c. 9.12). When Noah sent the raven to see whether the waters were abated, it refused to go, saying: "Thy Lord hateth me; for, while seven of other species were received into the ark, only two of mine were admitted. And thou also