What Book Should I Give a Strong Pantheist?

Questions about suggestions for a book to give a strong pantheist who’s a fan of Neale Donald Walsch, and how karma is different from the parable of the sower in Matthew 13 or the teaching about reaping what you sow in Galatians 6.  

• My neighbor, who is a strong pantheist, gave me Conversations with God by Neale Donald Walsch. Do you have any suggestions for what I could give him in return?
• How is karma different from the parable of the sower in Matthew 13 or the teaching about reaping what you sow in Galatians 6?