52 for they had not understood about the loaves; their hearts were hardened.

52 For they considered not the miracle of the loaves: for their heart was hardened.

52 for they still didn’t understand the significance of the miracle of the loaves. Their hearts were too hard to take it in.

52 For they had not understood about the loaves, because their heart was hardened.

52 They did not understand about the miracle of the five loaves, because their minds were closed.

52 for they understood not concerning the loaves, but their heart was hardened.

52 for they understood not through the loaves: for their heart was hardened.

52 (They didn’t understand what had happened with the loaves of bread. Instead, their minds were closed.) 

52 because they had not understood about the loaves. Instead, their hearts were hardened.

52 for they did not understand about the loaves, but their hearts were hardened.

52 because they did not understand concerning the loaves, but their hearts were hardened.

52 They had not understood about the loaves. They were stubborn.

52 for they had not gained any insight from the incident of the loaves, but their heart was hardened.