For more notes and resources check out Douglas' website. 

Hebrew words:

• Qayin (Cain)
• Hevel (Abel) = vapor, mist
• Nod = wandering

Further study:

• Cain -- Hebrews 11:4; 1 John 3:12; Jude 11
• Abel -- Matthew 23:35; Luke 11:51; Hebrews 11:4; 12:24
• Other passages referred to: Job 7:16; Psalm 39:5; Genesis 3:16; Matthew 18:22

Key verses:

• 4:7 -- Determining to master sin
• 4:9 -- Genuine care for our brother
• 4:24 -- Revenge

Some things we learn about God:

• Sacrifice is part of our relationship with God.
• God does not accept our excuses for sin.
• He holds us accountable for sin.
• God is gracious -- he does not treat us as our sins deserve (Psalm 103:12).

For children (simplified lesson):

• Question 1: How did Cain accept correction?
• Question 2: How should he have accepted correction?

Suggested Bible versions for O.T. Study:

• Holman Christian Standard Version
• New English Translation
• Fox Translation (Schocken Bible series)
• Tanakh (Jewish Publication Society)
• English Standard Version
• International Standard Version
• The Septuagint (2007 translation)

The Next lesson: Noah (Seth, Enoch....)