Have you not seen how your Lord spread the shadow. If He willed, He could have made it still then We have made the sun its guide [i.e. after the sunrise, it (the shadow) squeezes and vanishes at midnoon and then again appears in the afternoon with the decline of the sun, and had there been no sun light, there would have been no shadow].
آیا ننگریستی بسوی پروردگار خویش چگونه پهن کرد سایه را و اگر می‌خواست هر آینه می‌گردانیدش مانده در یکجا سپس گردانیدیم خورشید را بر آن راهنما