Stanza

וַהֲלֹא מֵי רַגְלַֽיִם יָפִין לָהּ אֶלָּא שֶׁאֵין מַכְנִיסִין מֵי רַגְלַֽיִם בַּמִּקְדָּשׁ מִפְּ֒נֵי הַכָּבוֹד

Though the water of Raglayim was well suited for that purpose, they did not bring the water of Raglayim into the Temple because it would be disrespectful.