Take the 2-minute tour ×  According to Wikipedia, Jewish
tradition divides the book of Tehilim into five sections (1-41,
42-72, 73-89, 90-106, 107-150). This is unsourced there; the
references at the bottom of the page include The Jewish Study
Bible (which I don't have) and a bunch of non-Jewish sources. I
had not heard this idea before seeing a question about it on
Biblical Hermeneutics, but Google tells me it's a commonly-held
understanding at least among non-Jews.  Is this idea of Jewish
origin? If so, what is the source, and what is the purpose of
these divisions?  share|improve this question related
judaism.stackexchange.com/q/9253/759 –  Double AA Dec 18 '12 at
16:01  2 Answers 2  up vote 6 down vote accepted  One of the
best ways to tell if books are separate is by looking at the
divisions in a scroll. Traditionally, a number of lines are
skipped in between books to mark a separation (see my discussion
here). Looking at the Aleppo Codex yields just that. Here is the
end of Psalm 41:  enter image descri