The couple reportedly picked a quarrel over unknown reasons which degenerated into physical confrontation.
Neighbours responding to distress calls found the victim bleeding profusely and rushed him to hospital.
Police in Kirinyaga are holding a woman in connection to the brutal murder of her husband.
The woman allegedly stabbed her husband with a kitchen knife at Mocangondi village in Mwea Constituency following a domestic quarrel and later surrendered to Kimbimbi police post.
