1 verse has
“يتطهروا”
in Edition Simple Clean / At-Tawba (The Repentance)
108:9لا تقم فيه أبدا ۚ لمسجد أسس على التقوى من أول يوم أحق أن تقوم فيه ۚ فيه رجال يحبون أن يتطهروا ۚ والله يحب المطهرين
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Those who spend their wealth by night and day, privately and publicly, will receive their reward from their Lord. They have nothing to fear, nor shall they grieve.
The Holy Quran · Al-Baqara (The Cow) · 2:274