'Certain' in the Bible

He came to Jesus by night and said to him, Rabbi, we are certain that you have come from God as a teacher, because no man would be able to do these signs which you do if God was not with him.

The woman said to him, I am certain that the Messiah, who is named Christ, is coming; when he comes he will make all things clear to us.

And they said to the woman, Now we have faith, but not because of your story: we ourselves have given ear to his words, and we are certain that he is truly the Saviour of the world.

So he came to Cana in Galilee, where he had made the water wine. And there was a certain man of high position whose son was ill at Capernaum.

There is another who gives witness about me and I am certain that the witness he gives about me is true.

And we have faith and are certain that you are the Holy One of God.

The Jews said to him, Now we are certain that you have an evil spirit. Abraham is dead, and the prophets are dead; and you say, If a man keeps my word he will never see death.

In answer his father and mother said, We are certain that this is our son and that he was blind at birth:

He said in answer, I have no knowledge if he is a sinner or not, but one thing I am certain about; I was blind, and now I see.

We are certain that God gave his word to Moses: but as for this man, we have no knowledge where he comes from.

But if I am doing them, then have belief in the works even if you have no belief in me; so that you may see clearly and be certain that the Father is in me and I am in the Father.

Now a certain man named Lazarus was ill; he was of Bethany, the town of Mary and her sister Martha.

But I am certain that, even now, whatever request you make to God, God will give it to you.

Martha said to him, I am certain that he will come to life again when all come back from the dead at the last day.

I was certain that your ears are at all times open to me, but I said it because of these who are here, so that they may see that you sent me.

Now we are certain that you have knowledge of all things and have no need for anyone to put questions to you: through this we have faith that you came from God.

Because I have given them the words which you gave to me; and they have taken them to heart, and have certain knowledge that I came from you, and they have faith that you sent me.

And he who saw it has given witness (and his witness is true; he is certain that what he says is true) so that you may have belief.

Then when they had taken food, Jesus said to Simon Peter, Simon, son of John, is your love for me greater than the love of these others? He said to him, Yes, Lord; you are certain of my love for you. He said to him, Then give my lambs food.

Again, a second time, he said to him, Simon, son of John, have you any love for me? Yes, Lord, he said, you are certain of my love for you. Then take care of my sheep, said Jesus.