When the night covered him over with darkness he saw a star. He said: "This is my lord." But when it set, he said: "I like not those that set."

By the star when it goes down, (or vanishes).

And that He (Allah) is the Lord of Sirius (the star which the pagan Arabs used to worship);

By the heaven, and At-Tariq (the night-comer, i.e. the bright star);

(It is) the star of piercing brightness;