Happy is she that bare him / Blessed be his mother
Blessed is the mother who bore such a son to glory. A compliment for a great person who has brought happiness to his mother and father.
("He used to recount their praise: Rabbi Eliezer ben Hyrcanus—a cemented cistern which loses not a drop; Rabbi Joshua—happy is she that bare him; Rabbi Yose—a pious man." – Avot 2:8)
Translation
Expression (Hebrew)
אַשְׁרֵי יוֹלַדְתּוֹ
Definition (Hebrew)
מְאֻשֶּׁרֶת הָאֵם שֶׁיָּלְדָה כָּזֶה בֵּן לְתִפְאֶרֶת. מַחְמָאָה לְאָדָם גָּדוֹל שֶׁהֵבִיא אֹשֶׁר לְאִמּוֹ וְאָבִיו.
("הוּא הָיָה מוֹנֶה שִׁבְחָן: רַבִּי אֱלִיעֶזֶר בֶּן הוּרְקָנוֹס- בּוּר סִיד שֶׁאֵינוֹ מְאַבֵּד טִפָּה, רַבִּי יְהוֹשֻׁעַ- אַשְׁרֵי יוֹלַדְתּוֹ, רַבִּי יוֹסֵי-חָסִיד"- אָבוֹת ב ח).