Jesus already gave you the answer,Throughout his epistles, Paul uses his knowledge of the Tanakh (a.k.a. Old Testament) to explain how the Tanakh points to Messiah Jesus.
Paul's post-conversion learning illuminated his pre-conversion learning.
Joh 5:39 Search the scriptures; for in them ye think ye have eternal life: and they are they which testify of me.
Joh 5:40 And ye will not come to me, that ye might have life.
You just dont get it,
1Co_1:20 Where is the wise? where is the scribe? where is the disputer of this world? hath not God made foolish the wisdom of this world?
1Co_1:27 But God hath chosen the foolish things of the world to confound the wise; and God hath chosen the weak things of the world to confound the things which are mighty;
All the learning stil you wont go to Jesus and still so many with all their knowledge dont know Him.
In all His Love