Bel-duri, governor of the crown prince, is known from no. 23, lending 32 homers and 5 seahs of barley and an ox in the year 658. He is most probably to be identified with Bel-duri, governor and eunuch, who sells a barnyard (?) in 651 (no. 87).
Raija Mattila
Raija Mattila, 'Bel-duri', Legal Transactions of the Royal Court of Nineveh, Part II: Assurbanipal Through Sin-šarru-iškun, SAA 14. Original publication: Helsinki, Helsinki University Press, 2002; online contents: SAAo/SAA14 Project, a sub-project of MOCCI, 2021 [http://oracc.org/saao/saa14/CrownPrince'sEstablishment/Bel-duri/]