Did a performance a composition or a new type of arrangement make Johann Sebastian bach famous?

Johann Sebastian Bach became famous primarily due to his exceptional compositions rather than a single performance or arrangement. His intricate counterpoint, innovative use of harmony, and mastery of various musical forms, such as the fugue and cantata, showcased his genius. Works like the "Brandenburg Concertos" and "The Well-Tempered Clavier" highlight his prolific creativity and technical skill, solidifying his reputation as one of the greatest composers in Western music history.