Surah Ash-Shuraa 42:32

وَمِنْ ءَايَـٰتِهِ ٱلْجَوَارِ فِى ٱلْبَحْرِ كَٱلْأَعْلَـٰمِ

And of His signs are the ships in the sea, like mountains.

Translation: Saheeh International

Tafsir

And of His signs are the ships that run on the sea appearing like landmarks like mountains in terms of their magnitude.

Excerpt from Tafsir al-Jalalayn, commentary on 42:32, via Quran.com. The reader has the full commentary and 9 more tafsirs.