Your friend saw this resource on bethinking.org and thought you should see it:
Did Jesus Think He was God?
Who did Jesus really think he was? Did he actually claim to be God? And does it matter if he did?
See the full resource online by visiting bethinking.org:
https://www.bethinking.org/jesus/did-jesus-think-he-was-god
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bethinking.org is a collection of resources which aims to make sense of the big questions of life about God, Jesus and Christianity.