The longest verse in the Old Testament is
Esther 8:9
Then were the king's scribes called at that time in the third month, that is, the month Sivan, on the three and twentieth day thereof; and it was written according to all that Mordecai commanded unto the Jews, and to the lieutenants, and the deputies and rulers of the provinces which are from India unto Ethiopia, an hundred twenty and seven provinces, unto every province according to the writing thereof, and unto every people after their language, and to the Jews according to their writing, and according to their language.
Psalm 117.
Psalm 119
It is the book of Isaiah.
It is mentioned in the old testament. The book of Exodus chapter 20 verse 12.
Methuselah lived 969 years.
Esther
The longest verse in the New Testament is Luke 1:37 and it contains 52 words in total.
Psalm 117.
Psalm 119
In the Old Testament, the Book of Psalms.
It is the book of Isaiah.
It is mentioned in the old testament. The book of Exodus chapter 20 verse 12.
Methuselah lived 969 years.
Moses (Deuteronomy ch.9).
The prophecy of Obadiah (the book is 21 verses).
Manasseh reigned the longest: 55 years starting at age 12.
In terms of both chapters and verses, it is the Psalms.