Contradiction with Proverbs 16:3
Encourages committing works to the Lord, which can be seen as opposite to not preparing one's heart.
Proverbs 16:3: Commit thy works unto the LORD, and thy thoughts shall be established. [Commit: Heb. Roll]
Contradiction with James 4:8
Speaks to drawing near to God and cleansing one's heart, contrasted with not preparing one's heart.
James 4:8: Draw nigh to God, and he will draw nigh to you. Cleanse [your] hands, [ye] sinners; and purify [your] hearts, [ye] double minded.
Contradiction with Psalms 51:10
Talks about creating a clean heart, whereas not preparing one's heart can lead to evil acts.
Psalms 51:10: Create in me a clean heart, O God; and renew a right spirit within me. [right: or, constant]
Contradiction with Matthew 6:33
Advises seeking God's kingdom first, implying heart preparation, as opposed to the lack of preparation.
Matthew 6:33: But seek ye first the kingdom of God, and his righteousness; and all these things shall be added unto you.
Contradiction with Deuteronomy 4:29
Suggests seeking God with all heart and soul, which is contrary to not preparing one's heart.
Deuteronomy 4:29: But if from thence thou shalt seek the LORD thy God, thou shalt find [him], if thou seek him with all thy heart and with all thy soul.
Contradiction with Jeremiah 29:13
States one will find God when searching with all heart, unlike not preparing one's heart to seek the Lord.
Jeremiah 29:13: And ye shall seek me, and find [me], when ye shall search for me with all your heart.
Contradiction with Psalm 119:2
Blesses those who keep God's testimonies and seek Him with the whole heart, a contrast to not preparing it.
Psalm 119:2: Blessed [are] they that keep his testimonies, [and that] seek him with the whole heart.
Paradox #1
The moral conflict in that context could be that while people are expected to do what is right, the verse highlights not setting your heart to seek guidance or moral standards, which could lead to actions that are not morally right. This suggests a tension between expected behavior and actual behavior.