The Mekhilta draws a precise set of parallels between the Egyptian oppression of Israel and the punishment that God inflicted at the Red Sea, showing that every detail of the destruction corresponded to a specific act of cruelty.
Pharaoh assembled a fearsome force: "And he took six hundred chosen chariots" (Exodus 14:7). These were not ordinary vehicles — they were the elite of Egypt's military, handpicked for speed and power. The response came in kind: "And the elite of his officers were mired in the sea" (Exodus 15:4). The finest soldiers Egypt could produce were the ones who sank the deepest.
Pharaoh had also placed "officers upon all of them" (Exodus 14:7) — taskmasters set over the chariots just as taskmasters had been set over the Israelite slaves. The parallel is deliberate. The same command structure that had organized the oppression of Israel was now organized into neat ranks for destruction. God responded accordingly: "So that the waters should return and cover them" (Exodus 14:28). The officers who had overseen Israel's suffering were covered by the returning waters.
The Mekhilta's method here is characteristically precise. It does not simply say that Egypt was punished. It maps each element of the punishment onto a specific element of the crime. Six hundred chosen chariots pursued Israel — the elite officers drowned. Taskmasters were placed over the people — the waters were placed over the taskmasters. The punishment was not approximate justice. It was exact justice, detail for detail, rank for rank.