After these things God tested Abraham and said to him, “Abraham!”
“Here I am,” he answered.
“Take your son,” He said, “your only son Isaac, whom you love, go to the land of Moriah, and offer him there as a burnt offering on one of the mountains I will tell you about.”
Genesis 22:1-2 (HCSB)
“When Abram was 99 years old, the Lord appeared to him, saying, ‘I am God Almighty. Live in My presence and be blameless. I will establish My covenant between Me and you, and I will multiply you greatly.'”
Genesis 17:1-2 (HCSB)
“After these events, the word of the Lord came to Abram in a vision: Do not be afraid, Abram. I am your shield; your reward will be very great.”
Genesis 15:1 (HCSB)