Early Syriac Legal Texts:
P.Euphr. 6-7: Papyrus Euphrates 6 and 7 Syriac subscription
Syriac subscription on a Greek slave sale text
republished by J.F. Healey in "New Evidence for the Aramaic Legal Tradition" in JSS Sup. 16 2005, pp. 120f.
Dated: 249 C.E.