Behold.
The Big Bang Theory Season 2, Episode 21
Behold!
The Big Bang Theory Season 5, Episode 12
Behold, an ordinary cane.
The Big Bang Theory Season 1, Episode 15
Or what a joy it is
to BEHOLD my genitals.
The Big Bang Theory Season 10, Episode 1
Behold.
The Big Bang Theory Season 6, Episode 3