Exodus 2:11 in the King James Version
And it came to pass in those days, when Moses was grown, that he went out unto his brethren, and looked on their burdens: and he spied an Egyptian smiting an Hebrew, one of his brethren.
Context
10 The child grew, and she brought him to Pharaoh’s daughter, and he became her son. She named him Moses, and said, “Because I drew him out of the water.”
11 In those days, when Moses had grown up, he went out to his brothers and saw their burdens. He saw an Egyptian striking a Hebrew, one of his brothers.
12 He looked this way and that way, and when he saw that there was no one, he killed the Egyptian, and hid him in the sand.