Are you referring to Genesis 6:9 with the bolded above? I don't believe perfect in his generations is in reference to his genetic make-up. It could mean upright, sincere, blameless.
Originally Posted by Verisimilitude
1 CORINTHIANS 1:18 For the preaching of the cross is to them that perish foolishness; but unto us which are saved it is the power of God.
ROMANS 1:16-17 For I am not ashamed of the gospel of Christ: for it is the power of God unto salvation to every one that believeth; to the Jew first, and also to the Greek.
For therein is the righteousness of God revealed from faith to faith: as it is written, The just shall live by faith.