The spirit speaks in truthAnd manifests plainly
Through the Word to reprove
For our growth and training
The spirit speaks in truth
Of all things as we've faith
Line upon line there's proof
God knows all that we face
Matthew 16: For what is a man profited, if he shall gain the whole world, and lose his own soul? or what shall a man give in exchange for his soul?
Here are two witnesses of the importance of the Old Testament:
1Nephi 19: And I did read many things unto them which were written in the books of Moses; but that I might more fully persuade them to believe in the Lord their Redeemer I did read unto them that which was written by the prophet Isaiah; for I did liken all scriptures unto us, that it might be for our profit and learning.
For Our Profit and Learning: The Value of Studying the Old Testamen
, (1980), 20–25
The Apostle Paul commended Timothy, saying, “From a child thou hast known the holy scriptures” (2 Timothy 3:15). As far as we know, the only scriptures available to Timothy were what we know today as the Old Testament. Note what Paul said about these holy writings: