GOD'S WORD® Translation
One of those Pharisees was Nicodemus, who had previously visited Jesus. Nicodemus asked them,

American Standard Version
Nicodemus saith unto them (he that came to him before, being one of them),

Berean Study Bible
Nicodemus, who had gone to Jesus earlier and who himself was one of them, asked,

Douay-Rheims Bible
Nicodemus said to them, (he that came to him by night, who was one of them:)

English Revised Version
Nicodemus saith unto them (he that came to him before, being one of them),

King James Bible
Nicodemus saith unto them, (he that came to Jesus by night, being one of them,)

World English Bible
Nicodemus (he who came to him by night, being one of them) said to them,

Young's Literal Translation
Nicodemus saith unto them -- he who came by night unto him -- being one of them,

John 7:50 Additional Translations ...