אָנֹכִ֨י ׀ יְה֘וָ֤ה אֱלֹהֶ֗יךָ הַֽ֭מַּעַלְךָ מֵאֶ֣רֶץ מִצְרָ֑יִם הַרְחֶב־פִּ֝֗יךָ וַאֲמַלְאֵֽהוּ׃
Rashi on Psalms
open your mouth wide to request of Me whatever your heart desires.
Rashi on Psalms
and I shall fill it According to whatever you ask I will fill.