Analysis of information sources in references of the Wikipedia article "Two Sevens Clash" in English language version.
Hill said "Two Sevens Clash," Culture's most influential record, was based on a prediction by Pan-Africanist Marcus Garvey, who said there would be chaos on July 7, 1977, when the "sevens" met. With its apocalyptic message, the song created a stir in his Caribbean homeland and many Jamaican businesses and schools shut their doors for the day.
The title refers to apocalyptic prophecies by Marcus Garvey