"sang to Elegba, to Ogu, Shango, Zaka"

The spirits mentioned are found in the Yoruba religion and in Vodou

Ogu is a spirit / deity (Orisha) and a Vodou spirit (Loa) who rules over iron, war and hunting. He is a patron of blacksmiths.

Shango is an Orisha associated with thunder and lightning.

Zaka is a Loa associated with agriculture and is often pictured as a peasant.