Abu al-Darda reported the prophet ﷺ as saying: If anyone memorizes ten verses from the beginning of surat al-Kahf, he will be protected from the trial of Dajjal (Antichrist). Abu Dawud said: In this way Hashim al-dastawa’I transmitted it from Qatadah, but he said: “If anyone memorizes the closing verses of surat al-Kahf. ” Shubah narrated from Qatadah the words “from the end of al-Kahf.
Hadith Referenceسنن ابي داود / كتاب الملاحم / 4323
Hadith Gradingالألبانی:صحيح | زبیر علی زئی:صحيح مسلم (809)
Benefits and Issues: By memorizing, what is meant is to make them one's regular recitation, especially to recite them every Friday, as is mentioned in other narrations. And in terms of number as well, this narration is more. Also, the previous hadith of Nawwas is also supportive of this.
Source: Sunan Abu Dawood – Commentary by Shaykh Umar Farooq Saeedi, Page: 4323
´Narrated Abu Ad-Darda:` that the Prophet (ﷺ) said: "Whoever recites three Ayat from the beginning of Al-Kahf he is protected from the turmoil of the Dajjal."
Shaykh Dr. Abdur Rahman Freywai
Explanation: 1: That is, even if the Dajjal appears during his presence, by Allah’s mercy and the blessing of these verses, he will remain protected from the tribulation of the Dajjal.
Note: (This narration with the author’s wording “three verses” is rare (shadh); with the exception of the author, all others have the wording “ten verses.”)
Source: Sunan al-Tirmidhi – Majlis ‘Ilmi Dar al-Da‘wah, New Delhi Edition, Page: 2886