"And a land which you have not trodden" (33:27), and it is Khaybar; it was conquered by force.
Surah Al-Ahzab from (verse 28 to verse 30).
﴿وأرضا لم تطئوها﴾ وَهِي خَيْبَر؛ فتحت عنْوَة.
سُورَة الْأَحْزَاب من (آيَة ٢٨ آيَة ٣٠).