to find refuge (shelter) under someone's roof
to find refuge (shelter) under someone's roof; to be hosted by someone, to go to stay or dwell at someone's place.
("Only to these men do nothing, for therefore came they under the shadow of my roof" - Genesis 19:8 (Lot to the men of Sodom), and also: "Set yourself a time after you have come under the shadow of my roof and listen to my conversation" - Abraham Mapu / Ayit Tzavua, 15, and also: "And now that God has brought under the shadow of my roof one of the grandchildren, a wise student, how could I not rejoice in him" - S.Y. Agnon / Sipurei HaBesht / The Power of Torah is Superior)
Translation
Expression (Hebrew)
בָּא בְּצֵל קוֹרָתוֹ
Definition (Hebrew)
הִתְאָרֵחַ אֶצְלוֹ. הָלַךְ לָלוּן אוֹ לְהִתְגּוֹרֵר אֶצְלוֹ.
("רַק לָאֲנָשִׁים הָאֵל אַל תַּעֲשׂוּ דָבָר כִּי עַל כֵּן בָּאוּ בְּצֵל קֹרָתִי"- בְּרֵאשִׁית יט ח (לוֹט לְאַנְשֵׁי סְדוֹם), וְכֵן: "קַח לְךָ מוֹעֵד אַחֲרֵי בוֹאֲךָ בָּצֵל קוֹרָתִי וְשָׁמַע שִׂיחִי"- אַבְרָהָם מַאפּוּ/ עַיִט צָבוּעַ, 15, וְכֵן: "וְעַתָּה כִּי הֵבִיא ה' בָּצֵל קוֹרָתִי אֶת אֶחָד מִנֶּכֶדֵי תַּלְמִיד חָכָם, אֵיךְ לֹא אֶשְׂמַח בּוֹ"- שַׁ"י עַגְנוֹן/ סִפּוּרֵי הַבֵּעוֹשׁ"ט/ כֹּחַ הַתּוֹרָה עָדִיף)