New Revised Standard Version
not to engage in battle with them, for I will not give you even so much as a foot’s length of their land, since I have given Mount Seir to Esau as a possession.

Contemporary English Version
but don't start a war with them. I have given them the hill country of Seir, so I won't give any of it to you, not even enough to set a foot on.

New American Bible
not to come in conflict with them, for I will not give you so much as a foot of their land, since I have already given Esau possession of the highlands of Seir.

Douay-Rheims Bible
Take ye then good heed that you stir not against them. For I will not give you of their land so much as the step of one foot can tread upon, because I have given mount Seir to Esau, for a possession.

Take ye then good heed that you stir not against them. For I will not give you of their land so much as the step of one foot can tread upon, because I have given mount Seir to Esau, for a possession.

Acts 7:5 And he gave him no inheritance in it: no, not the pace of a foot. But he promised to give it him in possession, and to his seed after him, when as yet he had no child.

because

Deuteronomy 32:8 When the Most High divided the nations: when he separated the sons of Adam, he appointed the bounds of people according to the number of the children of Israel.

Genesis 36:8 And Esau dwelt in mount Seir: he is Edom.

Joshua 24:4 And gave him Isaac: and to him again I gave Jacob and Esau. And I gave to Esau mount Seir for his possession: but Jacob and his children went down into Egypt.

2 Chronicles 20:10-12 Now therefore behold the children of Ammon, and of Moab, and mount Seir, through whose lands thou didst not allow Israel to pass, when they came out of Egypt, but they turned aside from them, and slew them not, . . .

Jeremiah 27:5 I made the earth, and the men and the beasts that are upon the face of the earth, by my great power, and by my stretched out arm: and I have given it to whom it seemed good in my eyes.

Daniel 4:25,32 All these things came upon king Nabuchodonosor. . . .

Acts 17:26 And hath made of one, all mankind, to dwell upon the whole face of the earth, determining appointed times and the limits of their habitation.