New International Version
Moses answered, "As soon as I leave you, I will pray to the LORD, and tomorrow the flies will leave Pharaoh and his officials and his people. Only let Pharaoh be sure that he does not act deceitfully again by not letting the people go to offer sacrifices to the LORD."

American Standard Version
And Moses said, Behold, I go out from thee, and I will entreat Jehovah that the swarms of flies may depart from Pharaoh, from his servants, and from his people, to-morrow: only let not Pharaoh deal deceitfully any more in not letting the people go to sacrifice to Jehovah.

Berean Study Bible
“As soon as I leave you,” Moses said, “I will pray to the LORD, so that tomorrow the swarms of flies will depart from Pharaoh and his officials and his people. But Pharaoh must not act deceitfully again by refusing to let the people go and sacrifice to the LORD.”

Douay-Rheims Bible
And Moses said: I will go out from thee, and will pray to the Lord: and the flies shall depart from Pharao, and from his servants, and from his people to morrow: but do not deceive any more, in not letting the people go to sacrifice to the Lord.

English Revised Version
And Moses said, Behold, I go out from thee, and I will entreat the LORD that the swarms of flies may depart from Pharaoh, from his servants, and from his people, tomorrow: only let not Pharaoh deal deceitfully any more in not letting the people go to sacrifice to the LORD.

King James Bible
And Moses said, Behold, I go out from thee, and I will intreat the LORD that the swarms of flies may depart from Pharaoh, from his servants, and from his people, to morrow: but let not Pharaoh deal deceitfully any more in not letting the people go to sacrifice to the LORD.

World English Bible
Moses said, "Behold, I go out from you, and I will pray to Yahweh that the swarms of flies may depart from Pharaoh, from his servants, and from his people, tomorrow; only don't let Pharaoh deal deceitfully any more in not letting the people go to sacrifice to Yahweh."

Young's Literal Translation
and Moses saith, 'Lo, I am going out from thee, and have made supplication unto Jehovah, and the beetle hath turned aside from Pharaoh, from his servants, and from his people -- to-morrow, only let not Pharaoh add to deceive -- in not sending the people away to sacrifice to Jehovah.'

Exodus 8:29 Additional Translations ...