'Twenty eight' in the Bible

The length of each curtain shall be twenty-eight cubits, and the width of each curtain four cubits; all of the curtains shall measure the same.

Each curtain was twenty-eight cubits long and four cubits wide; all the curtains were one size.

The time that Jehu reigned over Israel in Samaria was twenty-eight years.

Rehoboam loved Maacah the daughter (granddaughter) of Absalom more than all his wives and concubines—for he had taken eighteen wives and sixty concubines, and he fathered twenty-eight sons and sixty daughters.