The "Book of Jasher" (Hebrew: Sefer haYashar, meaning "Book of the Upright" or "Book of the Just") is a non-canonical book mentioned twice in the Hebrew Bible:

While the original ancient text is lost, a Hebrew midrashic text known as the Book of Jasher surfaced in the modern era. It covers biblical history from the creation of the world through the period of the Judges. It is highly regarded by some scholars and theologians for filling in gaps in biblical narratives (such as the childhood of Abraham and the details of the Exodus).

If you are reading the PDF for historical or spiritual study, keep the following in mind:

Because this is a Public Domain book (published before 1923), it is free to download. However, to avoid the garbage "scanned" copies, follow these steps to find a "New" high-quality edition:

For centuries, scholars, theologians, and casual readers of the Bible have stumbled upon a mysterious reference in the Old Testament. Tucked away in the Book of Joshua and the Second Book of Samuel, two cryptic verses mention a text called Sefer HaYashar—or in English, the Book of Jasher (often transliterated as Kitab Yashar).

But what exactly is this lost book? Is it legitimate scripture? And most importantly, where can you find the most accurate, newly formatted Kitab Yashar PDF New version available today?

In this comprehensive guide, we will explore the history of this enigmatic text, the difference between the various versions (Hebrew, Pseudo-Jasher, and the 1840 translation), and how to access a high-quality digital edition.

This is the most reliable place to find high-quality scans and text PDFs.

While Genesis is silent on Abraham’s childhood, Jasher dedicates Chapters 8–11 to it. You will read how Abraham, at age 20, smashed all the idols in his father Terah’s shop, leading King Nimrod to throw him into a fiery furnace (a parallel to Daniel’s story).

If you search for the Kitab Yashar PDF, you will likely find three distinct books. It is vital to differentiate between them: