Perhaps slayeth is too strong a word.
3 seconds sound clip from Darkwing Duck - Quack of Ages (S1E51).
You can hear this line at 00:20:04.895 in the DVD version of the TV Series.
Quote context
[...]
- Uh-uh. No way Darkwing could've slain that dragon.
- Darkwing Ducketh, dragon slayer!
- Mighty warlock, thou didst truly slay the dragon?
- Promise me, Martha, promise me no matter what happens, don't sell the farm. Don't sell the farm!
- Perhaps slayeth is too strong a word.
- 'Twas Quackerjack didst kidnapeth me during the magic act.
- Uh-oh, gotta go. Left a roast in the oven.
[...]