According to the record in the “Bible”, did any of the apostles write about a time when the mysteries would be revealed?

ANSWER:

A. Revelation 10:7 Paul and John reflected that they knew a time would come to reveal

B. I Corinthians 13:8-12 the mystery hidden in the scriptures.

C. I Timothy 2:3-6, 3:16 Gabriel also told Daniel that this would happen in the end of time (Daniel 12:1,8,9).