'Here I Am' in the Bible

And it came to pass after these things, that God proved Abraham, and said to him, Abraham. And he said, Here I am.

And Isaac spoke to Abraham his father, and said, My father. And he said, Here I am, my son. And he said, Behold, the fire and the wood, but where is the lamb for a burnt offering?

And the agent of LORD called to him out of heaven, and said, Abraham, Abraham. And he said, Here I am.

And it came to pass, that when Isaac was old, and his eyes were dim, so that he could not see, he called Esau his elder son, and said to him, My son. And he said to him, Here I am.

And he came to his father, and said, My father. And he said, Here I am. Who are thou, my son?

And the agent of God said to me in the dream, Jacob. And I said, Here I am.

And Israel said to Joseph, Are not thy brothers feeding the flock in Shechem? Come, and I will send thee to them. And he said to him, Here I am.

And God spoke to Israel in the visions of the night, and said, Jacob, Jacob. And he said, Here I am.