The wisdom of Jesus ben Sira (Sirach) is contained in the book commonly called Ecclesiasticus.
To this class in later times even Sirach was relegated, and indeed all books not included in the canon (Midr. r.
1 In Aqiba's time Sirach and other apocryphal books were not reckoned among the Hisonim; for Sirach was largely quoted by rabbis in Palestine till the 3rd century A.D.
19 shows dependence on Sirach v.
I, 1-2), to the Septuagint version of the book (produced between 260 and 130 B.C.), in which the disputed prophecies are already found, and to the Greek translation of the Wisdom of Jesus, the son of Sirach, which distinctly refers to Isaiah as the comforter of those that mourned in Zion (Eccles.