Surah Al-Qamar 54:13
وَحَمَلْنَـٰهُ عَلَىٰ ذَاتِ أَلْوَٰحٍ وَدُسُرٍ
And We carried him on a [construction of] planks and nails,
Translation: Saheeh International
Tafsir
And We bore him that is Noah on one a ship made of planks and nails dusur is what boards are fastened down with of nails and the like; the singular is disār similar in pattern to kutub kitāb ‘book’
Excerpt from Tafsir al-Jalalayn, commentary on 54:13, via Quran.com. The reader has the full commentary and 9 more tafsirs.