David Baron, The Ancient Scriptures and the Modern Jew… (1901)
“ The true ratification of the covenant was not with the blood of animals. At the original " cutting of the covenant " with Abraham there were indeed animal sacrifices, and in connection with the Sinaitic covenant of the law we read that after Moses had spoken every precept to the people " he took the blood of calves and of goats, with water and scarlet wool and hyssop, and sprinkled both the book and all the people, saying, This is the blood of the covenant which God hath enjoined unto you " ”
