Jamieson, Fausset and Brown on Mark 6:41

41. And when he had taken the five loaves and the two fishes, he looked up to heaven--Thus would the most distant of them see distinctly what He was doing.

and blessed--John (Joh 6:11) says, "And when he had given thanks." The sense is the same. This thanksgiving for the meal, and benediction of it as the food of thousands, was the crisis of the miracle.

and brake the loaves, and gave them to his disciples to set before them--thus virtually holding forth these men as His future ministers.

and the two fishes divided he among them all.