Muhammad...
Muhammad, from Ahmad Bin Muhammad, from Al Husayn Bin Saeed, from Al Nazar Bin Suweyd, from Abdullah Bin Sinan, (It has been narrated) from Abu Abdullah -asws (Imam Sadiq -asws ) that he asked him -asws about the Words of Allah -azwj Mighty and Majestic: And We had Written in the Psalms from after the Zikr [21:105] , ‘What is the Psalms and what is the Zikr ?’ He -asws said: ‘The Zikr is with Allah -azwj , and the Psalms is what was Revealed unto Dawood -as ; and every Book which was Revealed, so it is with the People of the Knowledge, and we -asws are they’.
And from him, from Muhammad Bin Hamam, from Muhammad Bin Ismail, from Isa Bin Dawood, (It has been narrated) from Abu Al-Hassan Musa -asws Bin Ja’far -asws regarding the Words of Allah -azwj Mighty and Majestic: And We had Written in the Psalms from after the Zikr, that the earth, My righteous servants shall inherit it [21:105] , he -asws said: ‘The Progeny -asws of Muhammad -saww and those that follow them -asws upon their -asws Manifesto. And the earth, it is the land of the Paradise’.
And from him, from Ahmad Bin Muhammad, from Ahmad Bin Al Hassan, from his father, from Al Husayn Bin Muhammad Ibn Abdullah Bin Al Hassan, from his father, (It has been narrated) from Abu Ja’far -asws having said: ‘The Words of the Mighty and Majestic: that the earth, My righteous servants shall inherit it [21:105] – they are the companions of Al-Mahdi -asws during the end of the times’.