Attestations of a term transliterated as brt appear in Egyptian monumental royal texts.
In temple regulations (Nauri decree of Sethy I) this term is used to describe how temple personnel are protected from being transported to other positions, one of which is
in brt of labor
In an inscription dealing with the Second Libyan War dated to Ramses III's 11th Year (at Medinet Habu) another possible meaning appears relating to the state of troops attacked by the Egyptians:
𓁹𓇋𓇋𓈖𓏥 𓃀𓅡𓂋𓍘𓏤𓇋𓀁 𓂋𓎛𓈖𓂝 [ ]
made-we brt with
Another occurrence in the same texts describes how after the foreign troops were intimidated and confused, they:
𓁹𓇋𓇋𓏲𓏥 𓃀𓅡𓂋𓏺𓍿𓀁𓂋𓇥𓂋𓅱𓏛𓏥𓌨𓂋 𓏎𓋔𓏌𓏲𓏛𓏥𓊃𓈖𓏪
'(they were intimidated, enfeebled and confused) and they all made a brt , bearing their tribute (upon their backs)'..
ברית? מה זה?
b-r-t are the consonants of a word attested in Egyptian texts
and referencing a form of social agreement.
University of Chicago. 1932. Later historical records of Ramses III. Chicago: University of Chicago Press. Pls. 82-83.
Griffith, F. Ll. 1927. 'The Abydos Decree of Seti I at Nauri.' The Journal of Egyptian Archaeology 13 (3/4): 193-208.
Petrie, F. 1925. Tombs of the Courtiers and Oxyrhynkhos. London. Pl. 31, no. 2.
Görg, M. 1979. “Bericht über die Arbeit an einem Wörterbuch der semitischen Fremdwörter im Ägyptischen,” in: W.F. Reineke (ed.), Acts of the First International Congress of Egyptology, Berlin: Schriften zur Geschichte und Kultur des Alten Orients, 237-41.
Kitchen, K. A. 1979. 'Egypt, Ugarit, Qatna and covenant.' Ugarit-Forschungen 11: 453-464.
Warburton, D. A. 1997. State and economy in ancient Egypt: fiscal vocabulary of the New Kingdom. Orbis Biblicus et Orientalis 151. Freiburg (Schweiz); Göttingen: Universitätsverlag; Vandenhoeck & Ruprecht.
David, A. 2006. Syntactic and lexico-semantic aspects of the legal register in Ramesside royal decrees. Wiesbaden: Harrassowitz , pp. 45, 49.