רָז

From LSJ

ὃς ἂν βούληται τῆν γῆν κινῆσαι κινησάτω τὸ πρῶτον ἑαυτόν → let him that would move the world first move himself

Source

English (Strong)

(Aramaic) from an unused root probably meaning to attenuate, i.e. (figuratively) hide; a mystery: secret.