Ecclesiastes 7:11 similarly affirms wisdom as an advantage to those who see the sun, echoing the light metaphor.

Ecclesiastes 8:1 says wisdom makes the face shine — a concrete image of the light metaphor in Ecclesiastes 2:13, reinforcing the same point.

Ecclesiastes 9:16 acknowledges wisdom's superiority but adds that it can be despised — a darker nuance to the light/darkness contrast.

Ecclesiastes 7:12 expands on wisdom's protective value, comparing it to money — a different angle on wisdom's superiority.

Proverbs 4:5-7 commands getting wisdom above all, reinforcing the supreme value Qoheleth assigns to wisdom over folly.

Proverbs 16:16 declares wisdom better than gold, paralleling Qoheleth's comparison of wisdom to light over darkness.

Matthew 6:23 warns that inner light can become darkness — adding nuance to the simple light-dark binary by noting possible deception.

Ephesians 5:8 transforms the light-dark metaphor into identity: believers were darkness, now light in the Lord — a soteriological parallel.

Proverbs 4:19 depicts the wicked’s way as deep darkness — mirroring the darkness of folly in Ecclesiastes 2:13.

Luke 11:34 explains that the eye is the lamp, and a bad eye fills the body with darkness — illustrating the same moral light-dark framework.

Luke 11:35 cautions against darkness masquerading as light — a related warning not explicit in Ecclesiastes.