Strong's Concordance

Original word: מַשּׁוּאוֹת
Transliteration: mashshuoth
Definition (short): ruins
Definition (full): perhaps deceptions

NAS Exhaustive Concordance

Word Origin: from nasha
Definition: perhaps deceptions
NASB Translation: ruins (1).
NAS Exhaustive Concordance of the Bible with Hebrew-Aramaic and Greek Dictionaries.
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Strong's Exhaustive Concordance

Or mashshu ah {mash-shoo-aw'}; for mshow'ah; ruin -- desolation, destruction.

see HEBREW mshow'ah

KJV: Lift up thy feet unto the perpetual desolations; even all that the enemy hath done wickedly in the sanctuary.
NASB: Turn Your footsteps toward the perpetual ruins; The enemy has damaged everything within the sanctuary.