There are 3 time periods in which you should rightly divide the word of truth
Time past: Genesis to Acts
But now: Romans to Philemon
The age to come: Hebrews to Revelation
Faith without works is dead was true in time past, and will be true in the age to come.
Which came first, the chicken or the egg?
your "But now" division (Paulinian) = AD 50-58
Luke - 57-60+ ... Acts - 57-62+ ... Hebrews - c. 67.
James - c. 47-8.
Matthew - c. 40-60+
John - c. 40-65+ Revelation - mid to late 60s.
1 Peter - spring 65.
What is the "Robinson Redating of the New Testament"?
lastdayspast.com/wp-content/uploads/2020/08/Arthur-T.-Robinson-Redated-New-Testament-Chronology.doc
A study of the word Age, in the Gospel of the Kingdom,
says this good news ends when Thy Kingdom comes.
Matthew 12:32 And whoever may speak a word against the Son of Man it shall be forgiven to him, but whoever may speak against the Holy Spirit, it shall not be forgiven him, neither in this
age, nor in that which is coming.YLT
Matthew 6:13 And mayest Thou not lead us to temptation, but deliver us from the evil, because Thine is the reign, and the power, and the glory — to the
ages. Amen.YLT
Matthew 13:22 And that sown toward the thorns, this is he who is hearing the word, and the anxiety of this
age, and the deceitfulness of the riches, do choke the word, and it becometh unfruitful.YLT
Matthew 13:49 so shall it be in the full end of the
age, the messengers shall come forth and separate the evil out of the midst of the righteous,YLT
1 Peter 1:23-25 being begotten again, not out of seed corruptible, but incorruptible, through a word of God — living and remaining — to the
age; 24 because all flesh [is] as grass, and all glory of man as flower of grass; wither did the grass, and the flower of it fell away, 25 and the saying of the Lord doth remain — to the
age; and this is the saying that was proclaimed good news to you.YLT
Matthew 13:10-12 And the Disciples having come near, said to Him, ‘Wherefore in similes dost thou speak to them?’ 11 And He answering said to them that — ‘To you it hath been given to know the secrets of the Reign of the Heavens, and to these it hath not been given, 12 for whoever hath, it shall be given to him, and he shall have overabundance, and whoever hath not, even that which he hath shall be taken from him.YLT