Ibn Kathir reported: Imam Malik, may Allah have mercy on him, was asked by Caliph Harun Rashid about evidence for the Creator. Malik said, “You will find evidence in the different languages, different voices, and different melodies.”
Source: Tafsīr Ibn Kathīr 2:21
عن ابن كثير عَنِ الْإِمَامِ مَالِكٍ رحمه الله أَنَّ الرَّشِيدَ سَأَلَهُ عَنْ وُجُودِ الصَّانِعِ فَقَالَ فَاسْتَدَلَّ بِاخْتِلَافِ اللُّغَاتِ وَالْأَصْوَاتِ وَالنَّغَمَاتِ
2:21 تفسير القرآن العظيم سورة البقرة قوله تعالى يا أيها الناس اعبدوا ربكم الذي خلقكم