In Psalm 102:4, forgetting to eat bread contrasts with eating ashes, both within the same lament about food and affliction.

Psalm 42:3 says tears are his food day and night, closely paralleling the mingling of drink with weeping in Psalm 102:9.

Psalm 80:5 speaks of bread of tears and tears to drink, directly matching the imagery of eating ashes and drinking weeping.

In Psalm 69:10, weeping and fasting parallel the psalmist's ashes and weeping, both intense mourning practices.

Psalm 137:1 also depicts weeping in exile, echoing the sorrow of mingling drink with tears here.

In Psalm 88:9, the eye mourns due to affliction, similar to the psalmist's weeping, though less specific.

Lamentations 3:16 mentions cowering in ashes, directly echoing the ashes imagery of Psalm 102:9 and adding grinding gravel as further affliction.

Isaiah 30:20 uses 'bread of adversity and water of affliction' — the same metaphor of sorrowful food and drink.

In 2 Chronicles 18:26, the same 'bread of affliction' appears, echoing the psalmist's ashes-as-bread.

In 1 Kings 22:27, the 'bread of affliction' parallels the psalmist's ashes-as-bread, both depicting suffering through food imagery.

In Job 6:7, Job's 'sorrowful meat' parallels the psalmist's ashes-as-bread, both using food to express anguish.

Ecclesiastes 5:17 speaks of eating in darkness, similar to eating ashes in mourning — both depict sorrowful consumption.

Job 3:24 replaces bread with sighing and water with groanings, similar to the substitution of ashes and tears for normal sustenance.

Lamentations 3:15 describes being filled with bitterness and wormwood, mirroring the theme of consuming sorrow in Psalm 102:9.

Lamentations 3:48 describes rivers of tears, expanding on the weeping motif in Psalm 102:9 with an image of relentless grief.

In Job 16:16, Job's face is foul with weeping, mirroring the psalmist's drink mingled with tears.

Lamentations 3:49 continues the ceaseless weeping from verse 48, reinforcing the unending sorrow echoed in Psalm 102:9.

Micah 1:10 calls for rolling in dust, a mourning ritual similar to eating ashes, reinforcing the lamentation context.