'Minds' in the Bible

At once perceiving by His spirit that they were reasoning within themselves, Jesus asked them, "Why do you thus argue in your minds?

For they had not learned the lesson taught by the loaves, but their minds were dull.

He perceived what they were saying, and He said to them, "What is this discussion of yours about having no bread? Do you not yet see and understand? Are your minds so dull of comprehension?