Surah An-Naml, ayah 44

قِيلَ لَهَا ٱدۡخُلِي ٱلصَّرۡحَۖ فَلَمَّا رَأَتۡهُ حَسِبَتۡهُ لُجَّةٗ وَكَشَفَتۡ عَن سَاقَيۡهَاۚ قَالَ إِنَّهُۥ صَرۡحٞ مُّمَرَّدٞ مِّن قَوَارِيرَۗ قَالَتۡ رَبِّ إِنِّي ظَلَمۡتُ نَفۡسِي وَأَسۡلَمۡتُ مَعَ سُلَيۡمَٰنَ لِلَّهِ رَبِّ ٱلۡعَٰلَمِينَ ٤٤

Qīla lahadkhulis-sarha falammā ra'athu hasibathu lujjatan wakashafat 'an sāqayhā qāla innahū sarhum mumarradum min qawārīra qālat rabbi innī zalamtu nafsī wa aslamtu ma'a sulaymāna lillāhi rabbil-'ālamīn

She was told, "Enter the palace." But when she saw it, she thought it was a body of water¹⁰⁷⁷ and uncovered her shins [to wade through]. He said, "Indeed, it is a palace [whose floor is] made smooth with glass." She said, "My Lord, indeed I have wronged myself, and I submit with Solomon to Allāh, Lord of the worlds."