[xone]

For the purpose of instructing us on how to behave until we leave Earth.

Again, no. The Bible, God's Word is about the Logos the Christ the anointed One of God and His redemptive work.

Otherwise you have reduced God's Word to a assemblage of Miss Manner's columns. That Sword won't cut it.

[reasonisfaith]

To make it simple, the Bible tells us what to do.

Think of the word command.

Thus, instruction.

Melian has it right.