The third chapter of Paul’s letter to the Ephesians shows that “the deep things of God ” include many truths that most of Jehovah’s people understand quite well, such as the identity of the promised Seed, the selection from among mankind of individuals with a heavenly hope, and the Messianic Kingdom.
وَيُتَابِعُ بُولُسُ مُوضِحًا أَنَّ مَشِيئَةَ ٱللهِ أَيْضًا هِيَ أَنْ ‹ يُعَرَّفَ مِنْ خِلَالِ ٱلْجَمَاعَةِ ،‏ فِي ٱلْأَمَاكِنِ ٱلسَّمَاوِيَّةِ ،‏ بِحِكْمَتِهِ ٱلْمُتَنَوِّعَةِ › .‏