Psalms 136:10 - Commentary Critical and Explanatory on the Whole Bible

To him that smote Egypt in their firstborn: for his mercy endureth for ever:

To him that smote Egypt in their first-born - i:e., in respect to, or in the person of, their first-born. To him that smote Egypt in their first-born - i:e., in respect to, or in the person of, their first-born.