The Prophet (peace and blessings be upon him) said:
"When the boundaries of the property have been marked out and the paths have been separated, then the right of pre-emption (shuf'ah) no longer remains."
Hadith Referenceصحیح الجامع الصغیر / حرف الألف / 838
Hadith Gradingالألبانی:صحيح
Hadith Takhrij[ت] عن جابر. الإرواء ١٥٣٧: حم، خ، د، ابن ماجه، ابن الجارود، هق.