LXX 2 Macc 10:8

ἐδογμάτισάν τε μετὰ κοινοῦ προστάγματος καὶ ψηφίσματος παντὶ τῷ τῶν Ἰουδαίων ἔθνει κατʼ ἐνιαυτὸν ἅγειν τὰς δεκάτας ἡμέρας.

And they ordained by a common statute, and decree, that all the nation of the Jews should keep those days every year.