They needed to advance beyond a basic knowledge of the truth and have a clear understanding of the deeper things of God.
(‏ عب ٥ :‏ ​ ١٣ ،‏ ١٤‏ )‏ فَيَا لَهَا مِنْ مَشُورَةٍ سَدِيدَةٍ لِأَهْلِ كُولُوسِّي وَلَنَا نَحْنُ ٱلْيَوْمَ !‏