Psalm 10:3 describes the wicked boasting in his desires — a parallel to the self-blessing and praise-seeking here.

Psalm 36:2 speaks of flattering oneself in one's own eyes — directly parallel to counting oneself blessed here.

Deuteronomy 29:19 warns against blessing oneself while walking in stubbornness, mirroring the self-congratulation in Psalm 49:18.

Hosea 12:8 shows Ephraim boasting in wealth and denying sin, the same self-deception as those who count themselves blessed.

Luke 12:19 records the rich fool's self-talk, 'Soul, you have ample goods,' exemplifying the self-blessing attitude of Psalm 49:18.

Malachi 3:15 explicitly says people call the arrogant blessed — a direct parallel to the self-blessing and praise here.

Luke 16:15 contrasts human exaltation with God's view — what men praise is an abomination to God, opposing the self-blessing here.

Proverbs 28:4 notes that those who forsake the law praise the wicked — the kind of praise the wealthy receive here.