King James Version (KJV) - Isaiah 19:21 >

And the LORD shall be known to Egypt, and the Egyptians shall know the LORD in that day, and shall do sacrifice and oblation; yea, they shall vow a vow unto the LORD, and perform [it].

Berean Study Bible (BSB) - Isaiah 19:21 >

The LORD will make Himself known to Egypt, and on that day Egypt will acknowledge the LORD. They will worship with sacrifices and offerings; they will make vows to the LORD and fulfill them.