Hebrews 3:5

5AndκαὶMosesΜωϋσῆςindeedμὲν[was] faithfulπιστὸςinἐνallὅλῳtheτῷhouseοἴκῳof Himαὐτοῦasὡςa servantθεράπωνuntoεἰςa testimonyμαρτύριονof the thingsτῶνgoing to be spokenλαληθησομένων,

And indeed Moses [was] faithful as an attendant in all His house, for a testimony of the things going to be spoken,