Proverbs 4:19 describes the way of the wicked as darkness—the same path chosen by those who leave uprightness in 2:13.

Proverbs 21:16 says a man who wanders from understanding rests in death — echoing the fate of those who leave upright paths in Proverbs 2:13.

Job 24:13 describes rebels against the light who reject its paths—the same as those who leave uprightness for darkness in Proverbs.

Ezekiel 33:13 warns that a righteous person who turns to iniquity loses all past righteousness—mirroring those who leave upright paths in Proverbs.

Zephaniah 1:6 describes those who 'turn back from the LORD'—the same act of abandoning the right path as in Proverbs.

In John 3:19, people love darkness because their deeds are evil — directly parallel to those who leave straight paths for dark ways.

In John 3:20, evildoers hate the light and avoid it — same motif as forsaking straight paths to walk in darkness.

In John 12:35, Jesus warns that walking in darkness means not knowing where you go — echoing the fate of those who choose dark ways.

In Romans 1:21, darkened hearts result from rejecting God — the same spiritual blindness as walking in dark ways.

In 1 Thessalonians 5:5-7, believers are children of light, not darkness — contrasting the wicked who leave straight paths for dark ways.

2 Timothy 4:10 gives a concrete example of Demas forsaking Paul for the world—a person leaving uprightness for darkness.

Hebrews 6:4-6 warns against falling away after knowing the truth—a NT elaboration on those who leave upright paths.

2 Peter 2:20-22 describes those who escape sin but return to it—the same pattern of leaving uprightness for darkness.

In Psalm 82:5, the wicked 'walk about in darkness' — directly matching the 'dark ways' of Proverbs 2:13.

1 John 1:6 uses the same 'walking in darkness' metaphor for those who claim fellowship but live sinfully — echoing forsaking straight paths.

In Psalm 119:10, the psalmist prays not to wander from God's commands — opposite of those who deliberately leave straight paths.

1 John 2:19 speaks of those who depart from the faith community—a manifestation of leaving upright paths as in Proverbs.