Fath al-Majid - Sheikh AbdurRahman ibn Hasan - Dar Ibn Hazm

فتح المجيد لشرح كتاب التوحيد - شيخ عبدالرحمن بن حسن - ط. دار ابن حزم

As said by some of the scholars, this is one of the best finished explanations of Kitab at-Tawhid, written by the grandson of the author-- may Allah have mercy on them both.

This specific edition includes some minor explanations of portions of the text by Imam Ibn Baz.