חָבַר

From LSJ

ξένος ὢν ἀκολούθει τοῖς ἐπιχωρίοις νόμοις → as a foreigner, follow the laws of that country | when in Rome, do as the Romans do

Source

English (Strong)

a primitive root; to join (literally or figuratively); specifically (by means of spells) to fascinate: charm(- er), be compact, couple (together), have fellowship with, heap up, join (self, together), league.