So according to Exodus, this Passover ritual was established on Israel's last night of slavery while the angel of death passed over the dwellings that were marked with blood.

根据《出埃及记》记载，犹太人的逾越节,诞生在犹太人最后一天做奴隶,当死亡天使越过每一户门口有血记号的房子的时候。

耶鲁公开课 - 旧约导论课程节选

Were all her dwellings palaces?

民之所居,皆是宫晏

耶鲁公开课 - 1871年后的法国课程节选