1 verse has
“regular”
in Edition Clear Qur'an by Talal Itani / At-Tawba (The Repentance)
9:18The only people to attend God’s places of worship are those who believe in God and the Last Day, and pray regularly, and practice regular charity, and fear none but God. These are most likely to be guided.
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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