All 3 Uses

passage
in
The Screwtape Letters
(Auto-generated)

Only today I have found a passage in a Christian writer where he recommends his own version of Christianity on the ground that "only such a faith can outlast the death of old cultures and the birth of new civilisations".
Chpt 23

passage = a short part of a longer written work
The only constructive passage in your letter is where you say that you still expect good results from the patient's fatigue.
Chpt 30 *

Uses with a meaning too common or too rare to warrant foucs:

You have only got to keep him out of the way of experienced Christians (an easy task now-a-days), to direct his attention to the appropriate passages in scripture, and then to set him to work on the desperate design of recovering his old feelings by sheer willpower, and the game is ours.†
Chpt 9 *

Definitions:

(1) (passage as in: In lines 1-9 of the passage...)
a short part of a longer written work

This meaning of passage is commonly seen on standardized tests like the SAT and ACT.
(2) (meaning too common or too rare to warrant focus)
More frequently, passage refers to a passageway for travel or to the act of traveling. It can also refer to the passing of time or of a law. See a comprehensive dictionary for the many meanings of passage, but for comfort taking standardized tests like the SAT and ACT, be very familiar with passage being used to refer to a short excerpt from a longer written work.