Psalm 119:16 also expresses delight in God's decrees — reinforcing the psalmist's joy in the law despite the callous hearts.

Psalm 119:35 also speaks of delighting in God's commands — the same theme of joyful obedience.

Psalm 17:10 also describes the wicked's callous hearts using the same 'fat' imagery — a direct parallel.

Psalm 73:7 uses the same 'fat' imagery for the wicked's insensitivity and prosperity — parallel to the callous hearts here.

Psalm 112:1 blesses the one who 'delighteth greatly in his commandments,' directly paralleling the psalmist's delight in God's law.

Psalm 40:8 expresses desire to do God's will with the law in the heart — aligns with the psalmist's delight in the law.

Isaiah 6:10 uses the 'fat heart' metaphor for spiritual insensitivity — the wicked in Psalm 119:70 have exactly that condition.

Acts 28:27 quotes Isaiah 6:10 about calloused hearts — the same condition described for the wicked in Psalm 119:70.

In Romans 7:22, Paul echoes the same delight in God's law — 'I delight in the law of God after the inward man' — directly paralleling the psalmist's joy.

Matthew 13:15 describes a heart 'waxed gross' — the same Greek concept as 'fat as grease' — showing spiritual dullness.

Deuteronomy 32:15 describes Jeshurun 'waxen fat' and then forsaking God, reinforcing the image of a hardened, rebellious heart.

Deuteronomy 31:20 uses 'waxen fat' to describe Israel's prosperity leading to apostasy — a similar metaphor of spiritual insensitivity.

Jeremiah 5:28 says they 'waxen fat' and neglect justice, mirroring the insensitive heart that contrasts with delight in God's law.