וַיֹּ֕אמֶר בּ֖וֹא בְּר֣וּךְ יְהוָ֑ה לָ֤מָּה תַעֲמֹד֙ בַּח֔וּץ וְאָנֹכִי֙ פִּנִּ֣יתִי הַבַּ֔יִת וּמָק֖וֹם לַגְּמַלִּֽים׃
And he said: ‘Come in, thou blessed of the LORD; wherefore standest thou without? for I have cleared the house, and made room for the camels.’
Rashi on Genesis
פניתי הבית I HAVE CLEARED THE HOUSE of idols (Genesis Rabbah 60:7).
Sforno on Genesis
?למה תעמוד בחוץ, why did you only ask about spending the night? Why would you and your men stand around on the outside?
Radak on Genesis
'ויאמר בא ברוך ה, he meant that he could see that G’d had blessed Eliezer with wealth and therefore