01 – When a Good Person Goes Bad

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Excerpt 1: Cain was Taught to Worship Christ

  1. Read Genesis chapters 1 – 3.
  2. How was the gospel presented in Genesis 3:15?
  3. What is penal, substitutionary atonement and how was it introduced in Genesis 3:15, 21?

Resources for study about “penal substitutionary atonement”:


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Excerpt 2: The First False Religion

  1. Read Isaiah chapters 44-46. What wisdom do you glean from Isaiah’s statements about idolatry?
  2. Read Ephesians chapters 1 & 2. What is the difference between salvation by grace through faith in Jesus Christ and salvation by works?


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Excerpt 3: The First Hate Crime

  1. Read Ephesians 4:26. The Bible teaches that not all anger is sinful. Why was Cain’s anger sinful?
  2. How could the following passages help you deal with anger or rage?  Romans 12:17-21; Ephesians 4:22-27; Philippians 2:3-8; Colossians 3:5-10; James 1:19-25


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Excerpt 4: Cain Had Two Choices

  1. What do the following passages teach about God’s mercy? Hebrews 4:16; Lamentations 3:22-23; Psalm 23:6; Titus 3:5; Proverbs 28:13
  2. God gave Cain an opportunity to repent.  You might say that “Cain was able but unwilling to repent.”  Why was Cain unwilling to repent?  Why are we so often unwilling to respond to God’s truth?
  3. God was willing to have mercy on Cain if he would repent and begin to properly worship and serve God. Spend time this week thanking God for His continual mercy in your life.


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Excerpt 5: God’s Penetrating Questions

  1. Have you ever heard the “voice of God” speaking to your conscience, convicting you of sin?  Share with someone that experience and how you responded to God.
  2. What are some common excuses that people make to not obey God’s Word?


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Excerpt 6: Sin is Crouching at the Door

  1. Consider these metaphors for sin:
    • Sin is poisonous, like a viper (Ps. 140:3; Mt. 23:33).
    • Sin is stubborn, like a mule (Job 11:12).
    • Sin is cruel, like a bear (Dan. 7:5).
    • Sin is destructive, like a canker worm (Joel 2:25).
    • Sin is unclean, like a wild dog (Prov. 26:11).
    • Sin is cunning, like a fox (Lk. 13:32).
    • Sin is fierce, like a wolf (Jn. 10:12).
    • Sin devours, like a lion (Ps. 22:13; Dan. 7:4).
    • Sin is filthy, like a swine (2 Pet. 2:22).
  2. Read and meditate upon Psalm 10
  3. Read Proverbs 29:6