'Understanding' in the Bible

And Ezra the priest brought the law before the congregation both of men and women, and all that could hear with understanding, upon the first day of the seventh month.

He read from it facing the public square before the Water Gate from dawn until noon that day, opposite the men, women, and those with understanding. The ears of all the people [were attentive] to the book of the law.

And Jeshua, and Bani, and Sherebiah, Jamin, Akkub, Shabbethai, Hodijah, Maaseiah, Kelita, Azariah, Jozabad, Hanan, Pelaiah, and the Levites, giving the people understanding in the law, and the people, are on their station,

and they read in the book, in the law of God, explaining -- so as to give the meaning, and they give understanding to the convocation.

Then Nehemiah the governor, Ezra the priestly scribe, and the Levites who were imparting understanding to the people said to all of them, "This day is holy to the LORD your God. Do not mourn or weep." For all the people had been weeping when they heard the words of the law.

And the rest of the people, the priests, the Levites, the porters, the singers, the Nethinims, and all they that had separated themselves from the people of the lands unto the law of God, their wives, their sons, and their daughters, every one having knowledge, and having understanding;