The word(s) "worshipping" appears 2 time(s) in 2 verse(s) in Quran in Muhammad Pickthal translation.

(1) So, when he had withdrawn from them and that which they were worshipping beside Allah, We gave him Isaac and Jacob. Each of them We made a prophet.

(سورة مريم, Maryam, Chapter #19, Verse #49)
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(2) I found her and her people worshipping the sun instead of Allah; and Satan maketh their works fairseeming unto them, and debarreth them from the way (of Truth), so that they go not aright;

(سورة النمل, An-Naml, Chapter #27, Verse #24)
(Arabic, Transliteration, Urdu (Ahmed Ali), Urdu (Jalandhry), Farsi, Yusuf Ali, Shakir, Picthal, Mohsin Khan, French, Spanish, Indonesian, Malay, German, Bosnian, Russian, Dutch, Italian, Portuguese, Tafsir - Jalal ad-Din, Tafsir - King Fahad Quran Complex)