Matt.13.51  "Have you understood all this?" They said to him, "Yes."
Matt.16.12  Then they understood that he did not tell them to beware of the leaven of bread, but of the teaching of the Pharisees and Sadducees.
Matt.17.13  Then the disciples understood that he was speaking to them of John the Baptist.
Luke.18.34  But they understood none of these things; this saying was hid from them, and they did not grasp what was said.
Acts.7.25  He supposed that his brethren understood that God was giving them deliverance by his hand, but they did not understand.
1Cor.2.8  None of the rulers of this age understood this; for if they had, they would not have crucified the Lord of glory.
1Cor.13.12  For now we see in a mirror dimly, but then face to face. Now I know in part; then I shall understand fully, even as I have been fully understood.
2Cor.1.14  as you have understood in part, that you can be proud of us as we can be of you, on the day of the Lord Jesus.
Col.1.6  which has come to you, as indeed in the whole world it is bearing fruit and growing--so among yourselves, from the day you heard and understood the grace of God in truth,