1 John 2:9 introduces the claim that haters are in darkness — 1 John 2:11 expands on that, describing how they walk blindly.

1 John 3:14 directly links lack of love to remaining in death, reinforcing that hatred separates from life as darkness does.

2 Corinthians 4:4 states the god of this world blinds unbelievers, directly paralleling the darkness that blinds the hater in 1 John 2:11.

Proverbs 4:19 says the wicked walk in darkness and don't know what they stumble over — 1 John 2:11 says the hater walks in darkness and doesn't know where he goes.

John 12:40 describes God blinding eyes as judgment, echoing spiritual blindness from hatred in 1 John 2:11.

John 12:35 warns that walking in darkness means not knowing where you go — 1 John 2:11 uses the same image for the hater of a brother.

Leviticus 19:17 commands not to hate your brother, which 1 John 2:11 reinforces by showing hatred results in spiritual blindness.

Ephesians 4:18 attributes darkened understanding to hardness of heart, similar to the blindness caused by hatred.

John 11:10 states that walking in night causes stumbling, directly parallel to the one walking in darkness who does not know where he goes.

Matthew 6:23 warns that a bad eye fills the body with darkness, similar to the spiritual blindness that comes from hatred.

Zephaniah 1:17 says sinners will walk like the blind, directly echoing the condition of one who hates his brother.

Jeremiah 23:12 describes slippery paths in darkness leading to fall, mirroring the lostness of one who walks in darkness.

Jeremiah 13:16 warns of darkness that causes stumbling, paralleling the spiritual blindness that leaves one unable to see the way.

Isaiah 59:10 depicts spiritual blindness causing stumbling, echoing the same condition of walking in darkness without direction.

Ecclesiastes 2:14 distinguishes wise who see from fools who walk in darkness, paralleling the hater's condition in 1 John 2:11.

Proverbs 4:12 promises secure steps to the wise, contrasting with the hater's stumbling in darkness in 1 John 2:11.

Psalm 82:5 says the unjust walk in darkness lacking understanding, same description as the hater's walk in 1 John 2:11.

Job 12:25 describes groping in darkness without light, mirroring the hater's inability to see his path in 1 John 2:11.

Genesis 37:4 depicts Joseph's brothers hating him, providing an OT example of the hatred that leads to darkness in 1 John 2:11.

Revelation 3:17 rebukes Laodicea's self-deception, calling them blind, similar to the hater's blindness to his own condition in 1 John 2:11.

Titus 3:3 recalls a past life of hatred and being lost — 1 John 2:11 describes that same darkness as a present reality for the hater.