Sayyiduna Abdullah bin Umar (may Allah be pleased with them both) narrates: The Prophet (peace and blessings be upon him) said: "Cursed is the one who attributes himself to someone other than the master who freed him; cursed is the one who attributes himself to someone other than his father; and cursed is the one who alters the boundary markers of land."
Imam Bazzar recorded it; its chain contains a narrator, Muhammad bin Abd al-Rahman bin al-Baylamani, and he is da'if (weak). A hadith narrated from Sayyiduna Ibn Umar (may Allah be pleased with them both) concerning usurpation will come later, and it is other than this narration;
Imam Ahmad recorded it.
Hadith Referenceمجمع الزوائد ومنبع الفوائد / كتاب البيوع / 6802
Hadith Gradingمحدثین:إسنادہ صحیح۔
Hadith Takhrij«آخرجه البزار فى المسند (1293) ، أخرجه الأحاديث المختارة برقم: 2203، وأخرجه البحر الزخار المعروف بمسند البزار 10 - 18 برقم: 5410»
Sayyiduna Amr bin Awf (may Allah be pleased with him) narrates: The Prophet (peace and blessings be upon him) said: "Whoever alters the boundary markers of land, upon him will be the curse of Allah Almighty and His wrath on the Day of Resurrection; Allah Almighty will not accept from him any obligatory or voluntary worship."
Imam Tabarani recorded it in al-Mu'jam al-Kabir; its chain contains a narrator, Kathir bin Abdullah, upon whose weakness the hadith scholars agree, except that Imam Tirmidhi declared a hadith narrated by him hasan (good). And Allah knows best.
Hadith Referenceمجمع الزوائد ومنبع الفوائد / كتاب البيوع / 6803
Hadith Gradingمحدثین:ضعیف جداً
Hadith Takhrij«اخرجه الطبراني فى المعجم الكبير (23/17)»