Giorgi Александрович Bagrationi

https://archive.org/details/arakel-of-tabriz-2010-bournoutian/page/...
[...The above-mentioned King Alexander of Kakhet'i gave his reign up - voluntarily! to his son David,” and David ruled over the land. The other son of Alexander, Giorgi, became incensed and killed his brother, David, to become the ruler. But their father, Alexander, was still alive and did not hand over the reign to Giorgi; he occupied the throne himself and ruled over the kingdom]