The man of faith started walking by sight (v. 11), became frightened (Prov. 29:25), and began scheming (Gen. 12:10ff.). This time, even Sarah lied (v. 5)! Whatever we carry with us from the old life (v. 13) will create problems in the new life. It is one thing to confess our sins but another thing to judge them before God and forsake them (Prov. 28:13). When a marriage must be protected by a lie, the home is in danger. Revelation. God spoke to the heathen king but not to His own friend, Abraham!