'Behold' in the Bible

as it is written in Isaiah the prophet, Behold, I send my messenger before thy face, who shall prepare thy way.

And the Pharisees said to him, Behold, why do they on the sabbath what is not lawful?

And a crowd sat around him. And they said to him, Behold, thy mother and thy brethren seek thee without.

And looking around in a circuit at those that were sitting around him, he says, Behold my mother and my brethren:

Hearken: Behold, the sower went forth to sow.

that beholding they may behold and not see, and hearing they may hear and not understand, lest it may be, they should be converted and they should be forgiven.

And behold there comes one of the rulers of the synagogue, by name Jairus, and seeing him, falls down at his feet;

And having looked up, he said, I behold men, for I see them, as trees, walking.

Peter began to say to him, Behold, we have left all things and have followed thee.

Behold, we go up to Jerusalem, and the Son of man shall be delivered up to the chief priests and to the scribes, and they shall condemn him to death, and shall deliver him up to the nations:

But do ye take heed: behold, I have told you all things beforehand.

And he comes the third time and says to them, Sleep on now, and take your rest. It is enough; the hour is come; behold, the Son of man is delivered up into the hands of sinners.

Arise, let us go; behold, he that delivers me up has drawn nigh.

And some of those who stood by, when they heard it, said, Behold, he calls for Elias.

but he says to them, Be not alarmed. Ye seek Jesus, the Nazarene, the crucified one. He is risen, he is not here; behold the place where they had put him.