Please go to this link
https://megavoice.com/search-audio-bible-content/
Choose Search by Language in the pull-down menu.
Choose the first letter of the language you are looking for.
Please choose Y.
After that, please choose Yoruba in the pull-down menu.
If this link does not work, please go to the home page
and click on the link Search the Audio Cloud on the home page.
Here are some other website links on the Megavoice Audio Player.
http://missionaryresources.com/megavoice.html