John 3:1-2

Now there was a Pharisee, a man named Nicodemus who was a member of the Jewish ruling council. He came to Jesus at night and said, "Rabbi, we know that you are a teacher who has come from God. For no one could perform the signs you are doing if God were not with him."

Now there was a Pharisee, a man named Nicodemus 
John 7:50-51  Nicodemus, who had gone to Jesus earlier and who was one of their own number, asked, "Does our law condemn a man without first hearing him to find out what he has been doing?" 
John 19:38-39  Later, Joseph of Arimathea asked Pilate for the body of Jesus. Now Joseph was a disciple of Jesus, but secretly because he feared the Jewish leaders. With Pilate's permission, he came and took the body away. He was accompanied by Nicodemus, the man who had earlier visited Jesus at night. Nicodemus brought a mixture of myrrh and aloes, about seventy-five pounds.

who was a member of the Jewish ruling council 
Luke 22:66  At daybreak the council of the elders of the people, both the chief priests and the teachers of the law, met together, and Jesus was led before them.
Luke 23:13-14  Pilate called together the chief priests, the rulers and the people, and said to them, "You brought me this man as one who was inciting the people to rebellion. I have examined him in your presence and have found no basis for your charges against him."

He came to Jesus at night and said, "Rabbi, we know that you are a teacher who has come from God." 
John 3:11  "Very truly I tell you, we speak of what we know, and we testify to what we have seen, but still you people do not accept our testimony."

For no one could perform the signs you are doing 
John 2:11  What Jesus did here in Cana of Galilee was the first of the signs through which he revealed his glory; and his disciples believed in him.

if God were not with him 
John 10:38  "But if I do them, even though you do not believe me, believe the works, that you may know and understand that the Father is in me, and I in the Father."
John 14:10-11  "Don't you believe that I am in the Father, and that the Father is in me? The words I say to you I do not speak on my own authority. Rather, it is the Father, living in me, who is doing his work. Believe me when I say that I am in the Father and the Father is in me; or at least believe on the evidence of the works themselves."
Acts 2:22  "Fellow Israelites, listen to this: Jesus of Nazareth was a man accredited by God to you by miracles, wonders and signs, which God did among you through him, as you yourselves know."

Scriptures taken from the Holy Bible, New International Version® NIV®, 
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