What does the Bible say about praising God with my whole heart?

In Psalm 9:1, David declares, 'I will praise Thee, O Lord, with my whole heart.' This expression emphasizes the importance of dedicating every aspect of our being to God in worship. Believers are called to worship not just with words but also with sincerity and depth. It's a reflection of the new heart created by God in His people, a heart that desires to glorify Him in all circumstances, even through trials and darkness. Such praise is not about performance but is a natural instinct of the redeemed soul, yearning to declare the marvelous works of the Lord.