Psalm 10:7 describes a mouth full of deceit and oppression — the same kind of destructive speech as Psalm 52:4's devouring words.

Psalm 109:17 says the wicked loved cursing — directly parallel to loving devouring words in Psalm 52:4.

1 Samuel 22:18 records Doeg killing the priests — the historical fulfillment of the devouring words in Psalm 52:4.

1 Samuel 22:19 continues the massacre of Nob — the devastating result of Doeg's deceitful tongue described in Psalm 52:4.

James 3:6-9 warns the tongue is a fire that devours — echoing the 'words that devour' in Psalm 52:4.

2 Thessalonians 2:12 condemns those who delight in unrighteousness — mirroring the love of devouring words here.