In Psalm 88:5, being forgotten among the dead is the same theme of being cut off from God's remembrance.

In Psalm 31:12, being forgotten as a dead man directly mirrors the land of forgetfulness.

In Psalm 143:3, the psalmist similarly describes dwelling in darkness like the long-dead, echoing the land of forgetfulness.

In Job 10:21, the land of darkness and shadow of death directly parallels the land of forgetfulness here.

In Job 10:22, the description of darkness without order continues the same imagery of the realm of the dead.

Ecclesiastes 9:5 echoes the same theme: the dead know nothing and are forgotten, reinforcing the darkness of Sheol in Psalm 88:12.

In Ecclesiastes 2:16, all are forgotten in death, reinforcing the idea of no remembrance.