The phrase is Russian and comes from military language, where a battalion is a formal army unit and being ordered out of it is a serious expulsion. Its exact recording source is not documented, so the clip circulates mainly through Russian language soundboards and meme pages as a standalone reaction sound. Shared as an eight second MP3, it spread beyond Russian speakers because the shouted delivery needs no translation. It remains popular for ban, kick and rejection edits where a normal no would sound too weak or polite.