The Bible does not name Cain's wife. Based on the Genesis narrative, she must have been a descendant of Adam and Eve (a sister or niece) as they were the first and only human couple on earth at that time. Intermarriage was necessary for humanity to populate the earth.

The Question: What is the nature of the afterlife destinations mentioned in the Bible? Key Verses & Explanation: John 14:2-3 (Heaven as a Place): "My Father's house has many rooms; if that were not so, would I have told you that I am going there to prepare a place for you? And if I go and prepare a place for you, I will come back and take you to be with me that you also may be where I...

Theologically, the Bible is considered the inspired Word of God, and therefore infallible (trustworthy) and authoritative for faith and practice. Historically, there is strong manuscript evidence and archeological support for its general historical claims.

The Holy Spirit is the third person of the Trinity. He is often described as the Helper, Comforter, or Advocate who indwells believers, guides them into truth, and empowers them for Christian life and service.