in the middle

The central location emphasizes the importance of the two trees.

the garden

An area of land planted with trees and plants for a purpose–usually to produce food or to provide beauty.

Anyone who ate fruit from this tree would never die.

The fruit of this tree could enable a person to know both good and evil.

To know or understand by personal experience.

Evil is the opposite of good. Just as “good” refers to what is pleasing to God, “evil” refers to everything that is not pleasing to God.

In this instance, he would die both physically and spiritually.