“For there is no faithfulness in their mouth; their inward part is very wickedness; their throat is an open sepulchre; they flatter with their tongue.”
My Notes
What Does Psalms 5:9 Mean?
David is describing his enemies here, and he doesn't hold back. "For there is no faithfulness in their mouth; their inward part is very wickedness; their throat is an open sepulchre; they flatter with their tongue." This is a layered anatomy of deception — David moves from the outside in and back out again.
Start with the mouth: no faithfulness. Their words can't be trusted. Then go deeper — their "inward part," their core, is wickedness itself. Not just flawed or misguided, but fundamentally corrupt in intention. Then the throat: "an open sepulchre," an open grave. In Jewish culture, an open grave was ritually unclean — anything near it was contaminated. David is saying their speech is contaminating, death-carrying. And finally, the tongue: flattery. The outside looks polished, charming, smooth — but it's all decoration on a tomb.
Paul quotes this verse in Romans 3:13 as part of his argument that all humanity has fallen short. What David wrote about specific enemies, Paul applies universally — this capacity for deception lives in every human heart.
Reflection Questions
- 1.Have you ever been deceived by flattery — words that felt good but turned out to be manipulation? How did it affect your ability to trust afterward?
- 2.David describes deception as contaminating, like an open grave. What does spiritual or emotional 'contamination' from dishonest people look like in your experience?
- 3.How do you balance seeing people clearly — recognizing when they're not trustworthy — without becoming cynical or guarded with everyone?
- 4.David brings his enemies' deception to God rather than retaliating himself. What makes that response so difficult in practice?
Devotional
You've probably met someone like this. Someone whose words were smooth but whose intentions were rotten. Someone who said exactly what you wanted to hear while working against you behind your back. David knew these people intimately — they were in his court, in his circle, maybe at his table.
The image of an open grave is visceral and deliberate. David isn't just saying these people lie. He's saying their words carry death. They contaminate. They leave a residue. If you've been on the receiving end of flattery that turned out to be manipulation, you know that residue — the way it makes you question your own judgment, the way it makes trust feel dangerous.
But here's what David does with this knowledge: he brings it to God. He doesn't plot revenge. He doesn't match manipulation with manipulation. He names what he sees clearly and puts it in God's hands. That's not weakness — it's the discipline of someone who knows that the most dangerous thing you can do with a deceiver is try to out-deceive them.
If someone in your life fits this description, David's prayer gives you permission to see them clearly without becoming like them. Name the deception. Bring it to God. And protect yourself without losing your own integrity in the process.
Commentary
Trusted original commentary from respected historical Bible scholars and theologians.
For there is no faithfulness in their mouth,.... In the mouth of the ungodly, as the Chaldee paraphrase; in the mouth of…
For there is no faithfulness in their mouth - There is nothing in them which can be confided in; nothing in their…
In these verses David gives three characters - of himself, of his enemies, and of all the people of God, and subjoins a…
Cross References
Related passages throughout Scripture