'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?

Now the remainder of the acts of Jeroboam, all that he did, his powerful [deeds], how he fought, and how he restored Damascus and Hamath of Judah to Israel, [are] they not written on the scroll of the events of the days of the kings of Israel?

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?