understand not and # 61_2PE_02_12 # But these, as natural brute beasts, made to be taken and destroyed, speak evil of the things that they understand not; and shall utterly perish in their own corruption; 
understand not and # 23_ISA_06_09 # And he said, Go, and tell this people, Hear ye indeed, but understand not; and see ye indeed, but perceive not.