In the seventh month of 586 b.c., autumn winds swept across the broken limestone ridges of Mizpah. Guerrilla fighters broke bread with Gedaliah, the governor appointed over the Babylonian ruins, before drawing blades to slaughter their host at the table. Terror gripped the surviving peasantry as armed men secured the roads and severed communications. Eighty travelers from Shechem, Shiloh, and Samaria arrived with shaved beards, torn tunics, and gashed skin to mourn the burned temple in Jerusalem. Exhausted by the long foot journey through hostile territory, the pilgrims walked straight into an armed ambush.
Ishmael, a commander of royal blood, led ten assassins to execute the governor and his Chaldean garrison. Two days after the political murder, Ishmael lured the eighty mourners into the center of the town. His men slaughtered seventy of the travelers and cast their corpses into a deep subterranean reservoir. Ten pilgrims survived by trading their lives for hidden field caches of barley, wheat, olive oil, and honey. Johanan and the remaining regional captains soon pursued the assassins, overtaking them near the large pool at Gibeon to rescue the captive population.
King Asa originally excavated the massive bedrock pit 300 years earlier as a municipal water supply during border wars against King Baasha of Israel. The limestone reservoir was engineered to sustain life through protracted sieges by storing thousands of gallons of runoff water. Under Ishmael's blade, the defensive water infrastructure became a communal tomb. The mechanics of survival in a collapsed state reduced an engineering marvel into a convenient disposal basin for political victims.
When civil order collapses, tools built to preserve life are quickly turned to bury the dead.
The Babylonian garrison returned to enforce imperial law, driving the remaining Judean farmers to abandon the harvested fields and flee toward Egypt out of terror. The empty limestone pit remained clogged with stone and bone, marking the final administrative collapse of the southern kingdom.