Surah An-Najm, Ayah 49
Quran 53:49 · The Star · Makki · Para 27 · Page 528
وَاَنَّهٗ هُوَ رَبُّ الشِّعْرٰی ۟ۙ
Transliteration
Waannahu huwa rabbu ashshiAAra
Saheeh International
And that it is He who is the Lord of Sirius.
Al-Mukhtasar fi Tafsir
And that He is the Lord of Sirius, the star that is worshipped by some idolaters together with Allah.
Tafsir Ibn Kathir (abridged)
Explains 53:42–53:55 together — read it on 53:42