Surah Adh-Dhariyat, ayah 20

وَفِي ٱلۡأَرۡضِ ءَايَٰتٞ لِّلۡمُوقِنِينَ ٢٠

Wafil-ardi āyātul lil-mūqinīn

And on the earth are signs for the certain [in faith]