Hebrews insists not just that Christians must stick with what they’ve got, rather than abandoning it, but also that they must pay closer attention, must go deeper into the truth and life which is theirs because they belong to the Messiah.
N. T. Wright
To the Jew it would have been impossible to conceive that anyone ever stood closer to God than Moses did, and yet that is precisely what the writer of the Hebrews sets out to prove.