 Near the end of his life , Justinian became ever more inclined towards the Monophysite doctrine , especially in the form of Aphthartodocetism , but he died before being able to issue any legislation . The empress Theodora sympathized with the Monophysites and is said to have been a constant source of pro @-@ Monophysite intrigues at the court in Constantinople in the earlier years . In the course of his reign , Justinian , who had a genuine interest in matters of theology , authored a small number of theological treatises . 
