are spoken of under a veil,
That vail still exists today. And it isn't due to relationship of the Canon. It is due to the fact that unbelief and turning to God are the same in both Covenants.
2Co 2:14 Now thanks be unto God, which always causeth us to triumph in Christ, and maketh manifest the savour of his knowledge by us in every place.
2Co 2:15 For we are unto God a sweet savour of Christ, in them that are saved, and in them that perish:
2Co 2:16 To the one we are the savour of death unto death; and to the other the savour of life unto life. And who is sufficient for these things?
2Co 2:17 For we are not as many, which corrupt the word of God: but as of sincerity, but as of God, in the sight of God speak we in Christ.
2Co_3:13 And not as Moses, which put a vail over his face, that the children of Israel could not stedfastly look to the end of that which is abolished:
2Co_3:14 But their minds were blinded: for until this day remaineth the same vail untaken away in the reading of the old testament; which vail is done away in Christ.
2Co_3:15 But even unto this day, when Moses is read, the vail is upon their heart.
2Co_3:16 Nevertheless when it shall turn to the Lord, the vail shall be taken away
2Co 4:3 But if our gospel be hid, it is hid to them that are lost: