A middle-aged woman was on Wednesday night burnt to death in Longonot trading center in Naivasha.
Witnesses said they had screams and rushed to the scene only to find the mother of one had been burnt to death.
The 4.00 am incident shocked neighbours with suspicions it might have been an arson attack.
Neighbours said the woman had marital problems with her husband who accused her of infidelity.
Police said they had called the husband, who had reportedly travelled, to record a statement over the incident.