It comprised the principalities of Tribunia or Travunja, with its capital at Trebinje; and Hlum or Hum, the Zachlumia of Constantine Porphyrogenitus, who gives a clear picture of this region as it was in the 10th century.'
Indeed his dominion became an object of uneasiness to the jealous statecraft of Byzantium, and Constantine Porphyrogenitus, writing for his son's instruction in the government, carefully enumerates the Alans, the Petchenegs, the Uzes and the Bulgarians as the forces he must rely on to restrain it.
From Rome it passed to Constantinople; at the end of the 9th century it was diligently studied by Leo VI., who himself wrote a work on tactics; and in the middle of the 10th century Constantine Porphyrogenitus mentioned it as one of the most valuable books in the imperial library.
The design, execution and choice of subjects all appear to be of Byzantine origin, the subjects being selected from the Menologium drawn up by the emperor Basilius Porphyrogenitus in the 10th century.
Porphyrogenitus, but it is now generally bestowed upon Constantine, the brother and colleague of Basil II.
Constantine Porphyrogenitus, in the 10th century, connects its early form, Lausa, with Xau, a "precipice."
A further revision of this code is stated to have been made by Constantine Porphyrogenitus, the son and successor of Leo, but this statement rests only on the authority of Theodorus Balsamon, a very learned canonist of the 12th century, who, in his preface to the Nomocanon of Patriarch Photius, cites passages from the Basilica which differ from the text of the code as revised by the emperor Leo.
The title of porphyrogenitus (Gr.
The term "Anatolia" appears first in the work of Constantine Porphyrogenitus (loth century).
Proofs of extensive Scandinavian settlement in Russia are to be found partly in the Russian names assigned to the Dnieper rapids by Constantine Porphyrogenitus, partly in references to this people made by foreign representatives at the court of Byzantium.
Considerable fragments of the work are preserved in the excerpts of Constantine Porphyrogenitus and in SuIdas.
Accordingly, in 413, in the reign of Theodosius II., Anthemius, .then praetorian prefect of the East and regent, enlarged and refortified the city by the erection of the wall which forms the innermost line of defence in the bulwarks whose picturesque ruins now stretch from the Sea of Marmora, on the south of Yedi Kula (the seven towers), northwards to the old Byzantine palace of the Porphyrogenitus (Tekfour Serai), above the quarter of Egri Kapu.
(5) The palace of the Porphyrogenitus,long erroneously identified with the palace of the Hebdomon, which really stood at Makrikeui.
According to the emperor Constantine Porphyrogenitus, the emperor Heraclius (610-640) invited the Serbs to come over to settle down in the devastated north-western provinces of the Byzantine empire and to defend them against the incursions of the Avars.
7rpev 1 3eiwv, 7repi aperi j s Kai KaKias); the other consists of two fragments from the "select passages" from Greek historians compiled by the directions of Constantine Porphyrogenitus in the 10th century.
This latter conclusion is the more probable from the circumstance, that the text of the code, as revised by the emperor Leo, agrees with the citations from the Basilica which occur in the works of Michael Psellus and Michael Attaliates, both of them high dignitaries of the court of Constantinople, who lived a century before Balsamon, and who are silent as to any second revision of the code having taken place in the reign of Constantine Porphyrogenitus, as well as with other citations from the Basilica, which are found in the writings of Mathaeus Blastares and of Constantine Harmenopulus, both of whom wrote shortly after Balsamon, and the latter of whom was far too learned a jurist and too accurate a lawyer to cite any but the official text of the code.