Cross reference
1 Samuel 3:8
8 And the LORD called Samuel again the third time. And he arose and went to Eli, and said, Here am I; for thou didst call me. And Eli perceived that the LORD had called the child.
Job 33:14-15
14 For God speaketh once, yea twice, yet man perceiveth it not.
15 In a dream, in a vision of the night, when deep sleep falleth upon men, in slumberings upon the bed;
1 Corinthians 13:11-12
11 When I was a child, I spake as a child, I understood as a child, I thought as a child: but when I became a man, I put away childish things.
12 For now we see through a glass, darkly; but then face to face: now I know in part; but then shall I know even as also I am known.