Here is the most common and widely recognized version of the lyrics:

This is a very popular traditional song in several Latin American countries (especially Cuba, Mexico, and Colombia), often performed in styles like . It is a religious/spiritual song dedicated to Our Lady of Charity of El Cobre (La Virgen de la Caridad del Cobre) , the patroness of Cuba, affectionately nicknamed "La Negrita."

It seems you are looking for the to the song "La Negrita Caridad" .

(Verso 2) Yo soy un pobre mulato Que canto por devoción Yo soy un pobre mulato Que canto por devoción Y le traigo a mi morena Un ramito de ilusión

(Coro) La Negrita Caridad Del pueblo es la protectora La Negrita Caridad Del pueblo es la protectora Y con ella yo me quedo Hasta la misma muerte, señora

If you were looking for a specific artist's version (e.g., ), let me know, and I can provide the exact transcription for that recording.