Zephaniah 3:20 continues the promise of gathering and restoration, directly expanding on the gathering of mourners in 3:18.

In Psalm 42:2-4, the psalmist weeps over past festivals and longs for God — the same mourning for festivals that God gathers here.

In Psalm 84:2, the psalmist yearns for the courts of the LORD — the longing that becomes mourning here.

In Psalm 137:3-6, exiles mourn their inability to sing Zion's songs — the same reproach of exile God promises to gather and remove here.

Jeremiah 23:3 echoes the same promise of gathering the scattered remnant, similar to the gathering of mourners in Zephaniah 3:18.

Jeremiah 31:8 describes the gathering of exiles from distant lands, paralleling the gathering in Zephaniah 3:18.

Jeremiah 31:9 shows the exiles returning with weeping, directly linking to the mourners in Zephaniah 3:18.

In Lamentations 1:4, the roads to Zion mourn because no one comes to the appointed festivals — the exact situation God promises to restore here.

In Lamentations 2:6, the Lord destroys the appointed feasts—the very cause of mourning that Zephaniah promises to remove.

Lamentations 2:7 shows enemies shouting in the temple as on a feast day—desecration that fuels the mourning Zephaniah says God will end.

Ezekiel 34:13 promises to gather the scattered flock, mirroring the gathering of mourners in Zephaniah 3:18.

Ezekiel 36:24 reiterates the gathering of exiles, directly parallel to the gathering in Zephaniah 3:18.

Hosea 1:11 prophesies the gathering of Judah and Israel, similar to the gathering of mourners in Zephaniah 3:18.

Hosea 9:5 questions what Israel will do when their appointed feasts become meaningless—the same loss that Zephaniah’s mourners grieve.