Quran 35:12 from Surah Faatir on Divine Marvels.
وَمَا يَسۡتَوِي ٱلۡبَحۡرَانِ هَٰذَا عَذۡبٞ فُرَاتٞ سَآئِغٞ شَرَابُهُۥ وَهَٰذَا مِلۡحٌ أُجَاجٞۖ وَمِن كُلّٖ تَأۡكُلُونَ لَحۡمٗا طَرِيّٗا وَتَسۡتَخۡرِجُونَ حِلۡيَةٗ تَلۡبَسُونَهَاۖ وَتَرَى ٱلۡفُلۡكَ فِيهِ مَوَاخِرَ لِتَبۡتَغُواْ مِن فَضۡلِهِۦ وَلَعَلَّكُمۡ تَشۡكُرُونَ
English translation: And not are alike the two seas This (is) fresh sweet pleasant its drink and this salty (and) bitter And from each you eat meat fresh and you extract ornaments you wear them and you see the ships in it cleaving so that you may seek of His Bounty and that you may be grateful
Transliteration: wama yastawi al-bahrani hadha adhbun furatun saighun sharabuhu wahadha mil'hun ujajun wamin kullin takuluna lahman tariyyan watastakhrijuna hil'yatan talbasunaha watara al-ful'ka fihi mawakhira litabtaghu min fadlihi wala'allakum tashkuruna