He spoke for himself/ to speak for oneself (itself)
He said words that support him; he spoke on his own behalf.
("To You I lifted up my voice and my cause was established in the heavens, for all decrees come from there. Then he spoke for himself and for his people, for there is no strength to serve or to escape from the hand of those who come to kill him unless his Lord saves us." - Ibn Ezra on Psalms 123:1)
Translation
Expression (Hebrew)
דִּבֵּר בַּעֲדוֹ
Definition (Hebrew)
אָמַר דְּבָרִים הַתּוֹמְכִים בּוֹ. הָיָה בַּעֲדוֹ.
("אֵלֶיךָ נָשָׂאתִי וְטַעַם הִוָּשְׁבִי בַּשָּׁמַיִם כִּי כָּל הַגְּזֵרוֹת בָּאוֹת מִשָּׁם. אַחַר כֵּן דִּבֵּר בַּעֲדוֹ וּבְעַד עַמּוֹ כִּי אֵין כֹּחַ לְעַבֵּד לְהִמָּלֵט מִיָּד הַבָּאִים לְהָרְגוֹ אִם לֹא יוֹשִׁיעֵנוּ אֲדוֹנָיו"- אִבְּן עֶזְרָא תְּהִלִּים קכג א)