What is a deep sounding instrument whose music will be in bass?

A deep-sounding instrument known for its bass music is the double bass. This large string instrument produces rich, resonant tones and is commonly used in orchestras, jazz ensembles, and various genres of music. Its low frequency range contributes significantly to the harmonic foundation of musical compositions. Other examples of deep-sounding instruments include the tuba and bassoon, which also provide deep bass sounds in their respective contexts.