Mike, I believe you.
2 seconds sound clip from Longstreet (1971) - I See, Said The Blind Man sitcom.
You can hear this line at 00:27:22.200 in the Blu-ray version of the TV Series.
Quote context
[...]
- Well, why not? You need an eyewitness. My ears are my eyes.
- I'm sorry. I can describe what I've seen. Can you describe what you've heard?
- If you like, I'll leave a man outside to keep watch.
- No, no. Why bother? Since you have the right man in jail, I'm in no danger.
- Oh, thanks, friend, but... Lieutenant's right.
- Maybe you can't describe it, but you can recognize it. And that's worth investigating.
- Yeah, but how? Walk down the streets with my ear on the ground?
- Now, I have a friend, a Dr. Bradfield.
[...]