Old Testament · Book of

Sirach

Sirach — also called Ecclesiasticus, “the Church's book,” for its constant use in instructing catechumens — is the longest wisdom book in the Bible and the most extensive collection of practical moral counsel in Sacred Scripture.

Author / Tradition
Jesus ben Sira, sage of Jerusalem
Approximate date
Composed c. 180 BC; translated to Greek c. 132 BC
Chapters
51
Themes
Wisdom · Fear of the Lord · Daily Life · Tradition
Illuminated chapter art for Sirach

About Sirach

Sirach — also called Ecclesiasticus, “the Church's book,” for its constant use in instructing catechumens — is the longest wisdom book in the Bible and the most extensive collection of practical moral counsel in Sacred Scripture. Like Tobit, Wisdom, and the other deuterocanonical books, Sirach is included in the Catholic and Orthodox canons (defined at Trent) and absent from most Protestant Bibles. It was, however, treasured by the early Church: more frequently quoted by the Fathers than any other deuterocanonical book.

Sirach is unique among Old Testament books in that we know its author by name. The grandson's prologue, written about 132 BC, identifies the original author as “Jesus, son of Sirach, son of Eleazar, of Jerusalem” — a Jewish sage who taught in the Temple precincts shortly before the Maccabean revolt. The grandson translated his grandfather's Hebrew sayings into Greek for the Jewish diaspora in Alexandria; that Greek version, expanded slightly in the Vulgate, is the basis of the Douay-Rheims text. Hebrew fragments discovered at Masada and in the Cairo Genizah confirm the substantial accuracy of the Greek translation.

The themes of Sirach are wisdom and the fear of the Lord, but applied to the texture of ordinary life: speech, friendship, marriage, raising children, conducting business, dealing with enemies and authorities, illness, old age, and death. “All wisdom is from the Lord God, and hath been always with him” (1:1), the book opens — and immediately turns to teaching the reader how to live wisely as a steward of the Lord's gifts. The famous Praise of the Fathers in chapters 44–50 — “Let us now praise men of renown” — is one of the most lyrical passages in all of Scripture, sweeping from Enoch to the high priest Simon in poetic veneration of the heroes of Israel.

Literarily, Sirach is a wisdom anthology: short proverbs, longer reflective discourses, prayers, and hymns of praise interwoven into a single vision of the wise life. The book ends with a prayer of thanksgiving (51:1–17) and a final acrostic poem on the search for wisdom. Unlike Job or Ecclesiastes, Sirach does not wrestle with the agony of theodicy; it speaks the steady, confident voice of received tradition — wisdom passed from teacher to student, generation to generation.

In Catholic life, Sirach is the practical companion to the Catechism. The Church reads from Sirach throughout Ordinary Time at daily Mass; the funeral lectionary draws from chapter 11; the marriage liturgy may use chapter 26 on the noble wife. The Catechism cites Sirach over thirty times — on filial duty (CCC 2218), almsgiving (2447), prayer (2541), and the ten commandments. “For a great power is in the hands of God alone, and he is honoured by humble men” (3:21–22) — Sirach's voice is everywhere in Catholic moral instruction, the voice of a faithful sage teaching us how to walk daily before the Lord.

Key verse

“The fear of the Lord is the beginning of love: and the beginning of faith is to be fast joined unto it.”

— Sirach 1:16
Chapter by chapter

Notable chapters in Sirach

  1. All wisdom is from the Lord

    “The fear of the Lord is the fullness of wisdom.” The book’s thesis: wisdom is gift, and its beginning is reverence.

    Sirach 1
  2. Honour thy father and thy mother

    The longest meditation on the fourth commandment in Scripture. “He that honoureth his father shall have joy in his own children.”

    Sirach 3
  3. On true friendship

    “A faithful friend is a strong defence: and he that hath found him, hath found a treasure.”

    Sirach 6
  4. Wisdom’s self-praise

    “I came out of the mouth of the most High… my throne is in a pillar of a cloud.” Read in the Marian liturgies and in Vespers of Christmas Day.

    Sirach 24
  5. The good wife and household

    “The grace of a diligent woman shall delight her husband.” An option in the Catholic marriage liturgy.

    Sirach 26
  6. On physicians and the sick

    “Honour the physician for the need thou hast of him: for the most High hath created him.” The biblical foundation of Catholic medical ethics.

    Sirach 38
  7. Let us now praise men of renown

    The Praise of the Fathers begins. From Enoch through the patriarchs and prophets to Simon the high priest — a litany of biblical heroes.

    Sirach 44
  8. Thanksgiving and search for wisdom

    “I will give glory to thee, O Lord, O King.” The book closes with personal prayer and an acrostic on seeking wisdom.

    Sirach 51

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