Ponder over the Creation
"Those who remember Allah while standing, sitting, and lying on their sides, and ponder over the creation of the heavens and the earth: “Our Lord, Thou hast not created this in vain; nay, Holy art Thou; save us, then, from the punishment of the Fire." Ch.3 v.192
No Flaws in God's Creation
"Who has created seven heavens in harmony. No incongruity canst thou see in the creation of the Gracious God. Then look again: Seest thou any flaw?" Ch.67 v.4
Signs for People
"Verily, in the creation of the heavens and the earth and in the alternation of night and day, ...are indeed Signs for the people who understand." Ch.2 v.165
The Moving Mountains
"And thou seest the mountains which thou thinkest to be firmly fixed, but they shall pass away like the passing of the clouds — the work of Allah Who has made everything perfect. Verily, He knows full well what you do." Ch.27 v.89