Matthew 1:25

And knew her not till she had brought forth her firstborn son: and he called his name JESUS.

Matthew 1:25 · King James Version

In other versions

and knew her not till she had brought forth a son: and he called his name JESUS.
ASV
And he had no connection with her till she had given birth to a son; and he gave him the name Jesus.
BBE
and knew her not until she had brought forth her firstborn son: and he called his name Jesus.
DBY
and didn't know her sexually until she had brought forth her firstborn son. He named him Jesus.
WEB
and did not know her till she brought forth her son -- the first-born, and he called his name Jesus.
YLT
And had sexual contact with her not till she had brought forth her firstborn son: and he called his name JESUS.
ENG
And knew her not till she had brought forth her first-born son: and he called his name JESUS.
WBT
But he had no union with her until she gave birth to a Son. And he gave Him the name Jesus.
BSB

²³Behold, a virgin shall be with child, and shall bring forth a son, and they shall call his name Emmanuel, which being interpreted is, God with us.

²⁴Then Joseph being raised from sleep did as the angel of the Lord had bidden him, and took unto him his wife:

²⁵And knew her not till she had brought forth her firstborn son: and he called his name JESUS.