Double Callings – Names.

Abraham:

Genesis 22:11

 But the angel of the LORD called out to him from heaven, “Abraham! Abraham!” “Here I am,” he replied.

Jacob:

Genesis 46:2  

And God spoke to Israel in a vision at night and said, “Jacob! Jacob!” “Here I am,” he replied.

Moses:

Exodus 3:4  

When the LORD saw that he had gone over to look, God called to him from within the bush, “Moses! Moses!” And Moses said, “Here I am.”

Samuel:

1 Samuel 3:10  

The LORD came and stood there, calling as at the other times, “Samuel! Samuel!” Then Samuel said, “Speak, for your servant is listening.”

Saul:

Acts 9:4  

He fell to the ground and heard a voice say to him, “Saul, Saul, why do you persecute me?”