He dedicated his time
He invested persistently from his effort and from his time for a specific purpose.
(Modern Hebrew)
Translation
Expression (Hebrew)
הִקְדִּישׁ אֶת זְמַנּוֹ
Definition (Hebrew)
הִשְׁקִיעַ בְּעִקְבִיּוּת מִמִּרְצוֹ וּמִזְּמַנּוֹ לְמַטָּרָה מְסֻיֶּמֶת.
(הָעִבְרִית הַחֲדָשָׁה)