مريم · Verse 3 / 98 · Page 305
إِذْ نَادَى رَبَّهُ نِدَاءً خَفِيًّا
Iz naadaa Rabbahoo nidaaa'an khafiyyaa
When he called to his Lord a private supplication.
When he called on his Lord quietly, so that it is more likely to be accepted.
Source: Al-Mukhtasar Tafsir — Tafsir Center for Quranic Studies.
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