The phrase Allahu Akbar, Arabic for God is greatest, is known as the takbir and has been used for centuries in Islamic prayer, worship and the call to prayer. Its familiar chant-like delivery makes it instantly recognisable far beyond religious settings. Online, short vocal recordings of the phrase have circulated as a sound effect in videos, edits and memes, often used to add gravity, surprise or dramatic emphasis to a scene. Because the words carry strong cultural and religious meaning, the clip continues to be reused by creators who want an immediate, powerful vocal cue.