Verses with the word eighteenth in the Apocrypha (3 verses):

1 Esdras 1:22
In the eighteenth year of the reign of Josias was this passover kept.

Judith 2:1
And in the eighteenth year, the two and twentieth day of the first month, there was talk in the house of Nabuchodonosor king of the Assyrians that he should, as he said, avenge himself on all the earth.

1 Maccabees 14:27
So then they wrote it in tables of brass, which they set upon pillars in mount Sion: and this is the copy of the writing; The eighteenth day of the month Elul, in the hundred threescore and twelfth year, being the third year of Simon the high priest,