19:3
إِذْ نَادَىٰ رَبَّهُۥ نِدَآءً خَفِيًّا
idh nādā rabbahu nidāan khafiyyan
When he called to his Lord a private call [i.e., supplication].
— Saheeh International
when he called to his Lord secretly, saying,
— M. A. S. Abdel Haleem
When he called out his Lord (Allâh) a call in secret.
— Muhammad Muhsin Khan & Muhammad Taqi-ud-Din al-Hilali