What is the easiest of the tafaseer (explanations of the Quraan); which the Muslim reads and which you advise is to be read?
The closest and easiest is the Tafseer of Shaykh ibn Sa’di rahimahullah.
Please note the tafsir mentioned above is only available in the Arabic language; please visit the following links for statements and advice of the Scholars past and present on the importance of the Arabic Language.
For those who would like to learn Arabic; our elder, Shaykh Hasan marzooq Al Banna was asked where can one learn Arabic in Egypt; he replied “Al-Ibaanah”; which is an Arabic Institute in Cairo and is owned and run by a Salafi sister called umm jameelah; hafidahallah. http://www.ibaanah.com/pub/