Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
Qurʾān Bukhārī Muslim Nasāʾī Abū Dāwūd Tirmidhī Ibn Mājah Mālik Aḥmad Dārimī Ḥākim Ibn Ḥibbān Ṭabarānī Nasāʾī's Kubrá Bayhaqī al-Luʾluʾ wa-al-Marjān Ibn Rajab's Fifty Riyāḍ al-Ṣāliḥīn Aḥmad's Zuhd Suyūṭī
quran:45:3 –

Indeed, within the heavens and earth are signs for the believers.  

Truly in the heavens and the earth, that is to say, in their creation, there are signs, indicating the power of God and His Oneness, exalted be He, for believers.
القرآن:٤٥:٣ –

إِنَّ فِي السَّمَاوَاتِ وَالْأَرْضِ لَآيَاتٍ لِلْمُؤْمِنِينَ  

{إن في السماوات والأرض} أي في خلقهما {لآيات} دالة على قدرة الله ووحدانيته تعالى {للمؤمنين}.