Psalm 119:63 declares friendship with those who fear God — directly parallel to honoring them here.

Psalm 101:6 describes choosing the faithful to dwell with the king — mirrors honoring God-fearers here.

Psalm 16:3 expresses delight in the saints — directly parallel to honoring those who fear the LORD here.

In Psalm 139:21, the psalmist hates those who hate God — a direct parallel to despising vile persons.

In Psalm 24:4, the one with clean hands and pure heart does not swear deceitfully — directly parallel to keeping oaths.

In Psalm 40:4, the blessed man does not respect the proud — parallel to despising vile persons and honoring the godly.

In Psalm 101:4, David resolves to reject perversity and wickedness, aligning with the righteous person's disdain for the vile in Psalm 15:4.

In Isaiah 32:6, the foolish person's wicked deeds are detailed, explaining why the righteous despise them as in Psalm 15:4.

Joshua 9:18-20 shows the Israelites keeping their oath to the Gibeonites despite being deceived — a direct example of keeping an oath even when it hurts.

Judges 11:35 shows Jephthah keeping his rash vow to sacrifice his daughter — another painful oath kept.

In Isaiah 32:5, the reversal of honor for the foolish mirrors the righteous person's correct discernment in Psalm 15:4.

2 Samuel 21:1 reveals that breaking the oath to Gibeonites (Saul's sin) brought a famine — contrasting the blessing of oath-keeping.

In Esther 3:2, Mordecai refuses to bow to Haman, exemplifying the righteous person's disdain for the vile as in Psalm 15:4.

Deuteronomy 6:13 links fearing God with taking oaths in His name, paralleling 'honors those who fear the LORD' and oath-keeping.

In Ezekiel 17:16, Zedekiah despises his oath and breaks the covenant — a direct contrast to the oath-keeping here.

In 2 Chronicles 16:3, Asa breaks a treaty for political gain — directly opposing the oath-keeping principle here.

1 Kings 2:42 shows Shimei breaking his oath to Solomon, resulting in death — a warning against oath-breaking.

1 Samuel 19:6 has Saul swearing not to kill David, but later breaking it — a contrast to the steadfast oath-keeper.

Joshua 6:22 records the spies keeping their oath to spare Rahab — a positive example of oath-keeping.

Leviticus 19:12 forbids swearing falsely, reinforcing the call to keep oaths in Psalm 15:4.

Daniel 11:21 describes a contemptible person who obtains power by flattery — an example of the 'vile person' the righteous despises in Psalm 15:4.

In Job 32:22, Elihu states he cannot flatter, aligning with the righteous person's refusal to honor the vile in Psalm 15:4.

In Job 32:21, Elihu vows not to flatter or show partiality, reflecting the same integrity as the righteous person who honors only the godly in Psalm 15:4.

In Proverbs 26:1, honor is not fitting for a fool — a complementary principle to honoring those who fear the LORD.