What is a group of instruments that provide the beat?

A group of instruments that provide the beat is typically referred to as the rhythm section. This section often includes drums, percussion instruments, and sometimes Bass Guitar or keyboard, which work together to establish the tempo and foundation of the music. Their primary role is to create a steady pulse and support the harmonic and melodic elements of a piece. In various genres, the rhythm section is crucial for maintaining the groove and enhancing the overall musical experience.