'Principal' in the Bible
Take thou also unto thee principal spices, of pure myrrh five hundred shekels, and of sweet cinnamon half so much, even two hundred and fifty shekels, and of sweet calamus two hundred and fifty shekels,
Or all that about which he hath sworn falsely; he shall even restore it in the principal, and shall add the fifth part more thereto, and give it unto him to whom it appertaineth, in the day of his trespass offering.
Then they shall confess their sin which they have done: and he shall recompense his trespass with the principal thereof, and add unto it the fifth part thereof, and give it unto him against whom he hath trespassed.
And Azariah the son of Nathan was over the officers: and Zabud the son of Nathan was principal officer, and the king's friend:
And out of the city he took an officer that was set over the men of war, and five men of them that were in the king's presence, which were found in the city, and the principal scribe of the host, which mustered the people of the land, and threescore men of the people of the land that were found in the city:
And Shemaiah the son of Nethaneel the scribe, one of the Levites, wrote them before the king, and the princes, and Zadok the priest, and Ahimelech the son of Abiathar, and before the chief of the fathers of the priests and Levites: one principal household being taken for Eleazar, and one taken for Ithamar.
These likewise cast lots over against their brethren the sons of Aaron in the presence of David the king, and Zadok, and Ahimelech, and the chief of the fathers of the priests and Levites, even the principal fathers over against their younger brethren.
And Mattaniah the son of Micha, the son of Zabdi, the son of Asaph, was the principal to begin the thanksgiving in prayer: and Bakbukiah the second among his brethren, and Abda the son of Shammua, the son of Galal, the son of Jeduthun.
Wisdom is the principal thing; therefore get wisdom: and with all thy getting get understanding.
For the fields of Heshbon languish, and the vine of Sibmah: the lords of the heathen have broken down the principal plants thereof, they are come even unto Jazer, they wandered through the wilderness: her branches are stretched out, they are gone over the sea.
When he hath made plain the face thereof, doth he not cast abroad the fitches, and scatter the cummin, and cast in the principal wheat and the appointed barley and the rie in their place?
Howl, ye shepherds, and cry; and wallow yourselves in the ashes, ye principal of the flock: for the days of your slaughter and of your dispersions are accomplished; and ye shall fall like a pleasant vessel.
And the shepherds shall have no way to flee, nor the principal of the flock to escape.
A voice of the cry of the shepherds, and an howling of the principal of the flock, shall be heard: for the LORD hath spoiled their pasture.
He took also out of the city an eunuch, which had the charge of the men of war; and seven men of them that were near the king's person, which were found in the city; and the principal scribe of the host, who mustered the people of the land; and threescore men of the people of the land, that were found in the midst of the city.
And this man shall be the peace, when the Assyrian shall come into our land: and when he shall tread in our palaces, then shall we raise against him seven shepherds, and eight principal men.
And on the morrow, when Agrippa was come, and Bernice, with great pomp, and was entered into the place of hearing, with the chief captains, and principal men of the city, at Festus' commandment Paul was brought forth.