'Understanding' in the Bible

and I send for Eliezer, for Ariel, for Shemaiah, and for Elnathan, and for Jarib, and for Elnathan, and for Nathan, and for Zechariah, and for Meshullam, heads, and for Joiarib, and for Elnathan, men of understanding;

And they bring to us, according to the good hand of our God upon us, a man of understanding, of the sons of Mahli, son of Levi, son of Israel, and Sherebiah, and his sons, and his brethren, eighteen;