²² And Moses stretcheth out his hand towards the heavens, and there is darkness -- thick darkness in all the land of Egypt three days;

⁸ And Jehovah saith unto Moses, `Make for thee a burning [serpent], and set it on an ensign; and it hath been, every one who is bitten and hath seen it -- he hath lived.

²⁸ make ye supplication unto Jehovah, and plead that there be no voices of God and hail, and I send you away, and ye add not to remain.'