Shut Him In/ to shut behind/ shut upon
He closed it. He closed it behind him. In question: He prevented him (while listening to his surroundings, behind him).
("And they that went in, male and female of all flesh, went in as God had commanded him; and the LORD shut him in behind him" — Genesis 7:16 (Noah and the ark), and likewise: "Go, my people, enter your chambers, and shut your door behind you; hide yourself for a little moment, until the indignation be overpast" — Isaiah 26:20, and likewise: "And he drew near to the doorway of her house / and the woman shut him in behind her / and she seized him by his garment / and saw his great beauty and stature / she lifted her face and said to him" — Isaac ibn Sahula (13th century) / they said he was in Ashdod, and likewise: "And it is not fitting for a prisoner / to be sitting outside — and you shut the door behind you!" — Shaul Tchernichovsky / In the Heat of the Day)
Translation
Expression (Hebrew)
סֶגֶר בַּעֲדוֹ
Definition (Hebrew)
סָגַר אוֹתוֹ. סֶגֶר אַחֲרָיו. בְּהַשְׁאָלָה: מָנַע מִמֶּנּוּ (בַּעֲדוֹ מַשְׁמָע סְבִיבוֹ, אַחֲרָיו).
("וְהַבָּאִים זָכָר וּנְקֵבָה מִכָּל בָּשָׂר בָּאוּ כַּאֲשֶׁר צִוָּה אֹתוֹ אֱלֹהִים וַיִּסְגֹּר ה' בַּעֲדוֹ"- בְּרֵאשִׁית ז טז (נֹחַ וְהַתֵּבָה), וְכֵן:"לֵךְ עַמִּי בֹּא בַחֲדָרֶיךָ וּסְגֹר דְּלָתְךָ בַּעֲדֶךָ, חֲבִי כִמְעַט רֶגַע עַד יַעֲבָר זָעַם"- יְשַׁעְיָהוּ כו כ, וְכֵן:"וְיִקְרַב אֶל פֶּתַח בֵּיתָהּ/ וְתִסְגֹּר הָאִשָּׁה בַּעֲדוֹ/ וְתִתְפְּסֵהוּ בְּבִגְדוֹ/ וַתֵּרֶא אֶת רַב יָפְיוֹ וְגָדְלוּ/ הֵעֵזָה פָנֶיהָ וַתֹּאמַר לוֹ"- יִצְחָק אִבְּן סהולה (הַמֵּאָה הי"ג)/ אָמְרוּ כִּי הָיָה בְּאַשְׁדּוֹד, וְכֵן:"וְלֹא יָאֶה לְאָסִיר/ לִהְיוֹת יוֹשֵׁב בַּחוּץ- וְנָעַלְתְּ הַדֶּלֶת בַּעַדְךָ!"- שָׁאוּל טְשֶׁרְנִיחוֹבְסְקִי/ כְּחֹם הַיּוֹם)