Strong's #8533: tlathiyn (pronounced tel-aw-theen')
(Aramaic) mult. of 8532; ten times three:--thirty.
Brown-Driver-Briggs Hebrew Lexicon:
ּ
telâthı̂yn
1) thirty
Part of Speech: noun indeclinable
Relation: multiple of H8532
Usage:
This word is used 2 times:
Daniel 6:7: "any God or man for thirty days, save of"
Daniel 6:12: "God or man within thirty days, save of thee, O king,"