Reference: Tree of life
Easton
stood also in the midst of the garden of Eden (Ge 2:9; 3:22). Some writers have advanced the opinion that this tree had some secret virtue, which was fitted to preserve life. Probably the lesson conveyed was that life was to be sought by man, not in himself or in his own power, but from without, from Him who is emphatically the Life (Joh 1:4; 14:6). Wisdom is compared to the tree of life (Pr 3:18). The "tree of life" spoken of in the Book of Revelation (Re 2:7; 22:2,14) is an emblem of the joys of the celestial paradise.
See Verses Found in Dictionary
And out of the earth the Lord made every tree to come, delighting the eye and good for food; and in the middle of the garden, the tree of life and the tree of the knowledge of good and evil.
And the Lord God said, Now the man has become like one of us, having knowledge of good and evil; and now if he puts out his hand and takes of the fruit of the tree of life, he will go on living for ever.
She is a tree of life to all who take her in their hands, and happy is everyone who keeps her.
What came into existence in him was life, and the life was the light of men.
Jesus said to him, I am the true and living way: no one comes to the Father but by me.
He who has ears, let him give ear to what the Spirit says to the churches. To him who overcomes I will give of the fruit of the tree of life, which is in the Paradise of God.
In the middle of its street. And on this side of the river and on that was the tree of life, having twelve sorts of fruits, giving its fruit every month; and the leaves of the tree give life to the nations.
A blessing on those whose robes are washed, so that they may have a right to the tree of life, and may go in by the doors into the town.