It's called a tape loop.

Check out this essay by Alan Parsons, the album's recording engineer. But don't rip him off! Remember to cite your sources, sonny.

Or else they'll find you.

__________________
what do you teach your children about me?
what do you teach your little children about me?
pimp, thug, bling drug lord of the undergrounded kings
how can you be so sure i won't call down the rain?
what do you teach your little children about me?
you point your gun, wait, hide and run. i see it plain