exodus 5:19 And the officers of the children of Israel did see that they were in evil case, after it was said, Ye shall not minish ought from your bricks of your daily task. - Free Bible Online

      13-19. And the taskmasters hasted them . . . officers . . . beaten--As the nearest fields were bared and the people had to go farther for stubble, it was impossible for them to meet the demand by the usual tale of bricks. "The beating of the officers is just what might have been expected from an Eastern tyrant, especially in the valley of the Nile, as it appears from the monuments, that ancient Egypt, like modern China, was principally governed by the stick" [TAYLOR]. "The mode of beating was by the offender being laid flat on the ground and generally held by the hands and feet while the chastisement was administered" [WILKINSON]. (De 25:2). A picture representing the Hebrews on a brick field, exactly as described in this chapter, was found in an Egyptian tomb at Thebes.

JFB.