'Powerful' in the Bible

Now the remainder of the acts of Jehu and all that he did and all of his powerful [deeds, are] they not written in the scroll of the events of the days of the kings of Israel?

Now the remainder of the acts of Jehoahaz and all that he did and his powerful [deeds, are] they not written in the scroll of the events of the days of the kings of Israel?

The remainder of the acts of Joash and all that he did, his powerful [deeds], and how he fought with Amaziah king of Judah, [are] they not written in the scroll of the events of the days of the kings of Israel?

Now the remainder of the acts of Jehoash which he did, and his powerful [deeds], and how he fought with Amaziah king of Judah, [are] they not written on the scroll of the events of the days of the kings of Israel?

The rest of Jeroboam's actions everything he did, including his powerful fighting and how on behalf of Israel he restored Damascus and Hamath to Judah are recorded in the Book of the Chronicles of the Kings of Israel, are they not?

Menahem exacted the money from all of Israel's powerful and wealthy men, 50 shekels from each, to pay the king of Aram. As a result, the king of Aram retreated and did not remain there in the land.

Now the remainder of the acts of Hezekiah, all of his powerful [deeds], and how he made the pool and the conduit and brought the water into the city, are they not written in the scroll of the events of the days of the kings of Judah?