There is no confirmed film, show or creator behind this clip, which appears as a user-made soundboard sound created by running a spoken wallahi through a voice changer and raising the pitch sharply. That simple transformation is why it spread: the oath itself is widely recognised in online slang, while the squeaky delivery turns it into a joke that needs no context. On soundboards and in short edits it is shared as a quick reaction sound, reused because its brevity and exaggerated tone make it instantly recognisable even to viewers who have never heard the original recording.
About this sound
A very high-pitched voice says wallahi in this short meme clip, made with a voice changer effect for funny reactions, pranks and short-form edits.
This is a fraction-of-a-second voice clip in which a speaker says the word wallahi, meaning an emphatic oath, in an extremely high, squeaky pitch created with a voice changer. The voice shoots up suddenly, sounds thin and cartoonish, and ends almost as soon as it begins, which makes the serious-sounding oath feel absurd and funny. Because it is so short and so exaggerated, it works as a sudden punchline rather than a line of dialogue, catching listeners off guard and turning a moment of disbelief, denial or playful swearing into a quick joke.