Rashi on Genesis 31:3/רש"י על בראשית ל״א:ג׳

1שוב אל ארץ אבותיך RETURN UNTO THE LAND OF THY FATHERS — and there I will be with thee; but as long as you are associated with the unclean Laban it is impossible to make my Divine Presence (Shechina) rest upon you (Midrash Tanchuma, Vayetzei 10).