'Perceive' in the Bible

that 'seeing they may see, and not perceive; and hearing they may hear, and not understand; lest perhaps they should turn again, and their sins should be forgiven them.'"

He said to them, "Are you thus without understanding also? Don't you perceive that whatever goes into the man from outside can't defile him,

Jesus, perceiving it, said to them, "Why do you reason that it's because you have no bread? Don't you perceive yet, neither understand? Is your heart still hardened?