American Standard Version
But Jehovah hardened Pharaoh's heart, and he would not let them go.

Berean Study Bible
But the LORD hardened Pharaoh’s heart, and he was unwilling to let them go.

Douay-Rheims Bible
And the Lord hardened Pharao's heart, and he would not let them go.

English Revised Version
But the LORD hardened Pharaoh's heart, and he would not let them go.

King James Bible
But the LORD hardened Pharaoh's heart, and he would not let them go.

World English Bible
But Yahweh hardened Pharaoh's heart, and he wouldn't let them go.

Young's Literal Translation
And Jehovah strengtheneth the heart of Pharaoh, and he hath not been willing to send them away;

Exodus 10:27 Additional Translations ...