Many Zambian church choirs upload videos singing hymns from the UCZ Bemba book, complete with lyrics on the screen. You can download these using premium offline saving features.
If you only need specific hymn lyrics, the following resources catalog the Bemba hymns: UCZ Inyimbo Online - Apps on Google Play ucz hymn book in bemba download
: Includes a user-friendly interface and a searchable database of hymns by number or title. Limitations Many Zambian church choirs upload videos singing hymns