Job 16:22 echoes this theme of life's brevity and finality of death — both speak of perishing without return.

Job 18:17 describes the wicked's memory perishing — no one remembers them, directly paralleling 'without any regarding' in 4:20.

Job 20:7 also says the wicked perish forever, with people wondering where they are — echoes the disregard in 4:20.

Job 14:14 raises the hope of renewal after death, contrasting with Job 4:20's grim picture of perishing without regard—a thematic contrast within Job's dialogues.

2 Chronicles 21:20 says Jehoram died 'without being desired' — the same concept of perishing without anyone caring.

Isaiah 38:12 parallels Job 4:20's imagery of life ending swiftly—'from day to night' echoes 'between morning and evening'—both lament human transience.

Isaiah 38:13 continues the same theme of life cut short 'from day to night', directly echoing Job 4:20's description of swift destruction.

Psalm 92:7 says the wicked are destroyed forever, matching the idea of perishing forever in Job 4:20.

Proverbs 10:7 says the wicked's name rots — they are forgotten, similar to perishing without anyone regarding them.

Psalm 37:36 describes the wicked passing away and vanishing — akin to perishing forever without regard.

Psalm 39:13 laments the fleeting nature of life, asking for respite before ceasing to exist — akin to perishing forever without regard.