
I know that money can
be a SOURCE of friction
The Big Bang Theory Season 12, Episode 3

Coins lodged in body parts
is not a SOURCE of amusement.
The Big Bang Theory Season 5, Episode 12

If this man had his own SOURCE
of product on this side of the border...
Breaking Bad Season 3, Episode 9

as a SOURCE of information
The Big Bang Theory Season 11, Episode 16

Can you see the SOURCE code
that's generating the response?
Westworld Season 2, Episode 6