ESV: while he showed the riches of his royal glory and the splendor and pomp of his greatness for many days, 180 days.
NIV: For a full 180 days he displayed the vast wealth of his kingdom and the splendor and glory of his majesty.
NASB: At that time he displayed the riches of his royal glory and the splendor of his great majesty for many days, 180 days.
CSB: He displayed the glorious wealth of his kingdom and the magnificent splendor of his greatness for a total of 180 days.
NLT: The celebration lasted 180 days — a tremendous display of the opulent wealth of his empire and the pomp and splendor of his majesty.
KJV: When he shewed the riches of his glorious kingdom and the honour of his excellent majesty many days, even an hundred and fourscore days.
NKJV: when he showed the riches of his glorious kingdom and the splendor of his excellent majesty for many days, one hundred and eighty days in all.