Psalm 56:4 expresses a profound trust in God's protection and power, contrasting it with the limited power of human beings ("flesh"). Let's break down the verse:

"In God, I praise his word." This indicates that the Psalmist finds comfort, strength, and reason for praise in God's promises and teachings (his "word"). God's word could refer to his commands, his character revealed in scripture, or specific promises made to the Psalmist. Praising God's word is an act of faith, acknowledging its truth and reliability.

"In God, I put my trust." This is the core statement of the verse. The Psalmist is consciously choosing to rely on God's strength and protection rather than their own. This trust isn't passive; it's an active decision to place faith in God's character and ability to act.

"I will not be afraid." This is the direct result of the Psalmist's trust in God. Because they believe in God's protection and power, they don't need to live in fear, even when facing danger or opposition.

"What can flesh do to me?" This is a rhetorical question highlighting the limitations of human power compared to God's. "Flesh" in this context refers to mortal, human beings and their limited abilities and resources. The Psalmist is essentially saying that no matter what other people might try to do, they cannot ultimately harm him because God is on his side.

In Summary:

The verse illustrates a powerful declaration of faith. The Psalmist expresses that their trust in God and His Word allows them to overcome fear by recognizing the comparative weakness of human opposition. It emphasizes that reliance on God provides courage and confidence in the face of adversity.

Key takeaways:

Trust in God overcomes fear.
God's word provides strength and reassurance.
Human power is limited compared to God's.
Faith leads to courage.

This verse is a reminder to look to God for strength and protection, especially in times of trouble, and to trust in His promises above all else.