To pin (fasten) one's hopes on/ to cast (lay) one's burden on/ to put one's trust in
He relied on..., hung his confidence in..., (he wanted to hear his burden or his burden).
("Cast your burden on the Lord your God, and He will sustain you; He will never allow the righteous to perish" - Tehillim 55:23, and so: "I have taken away the yoke of Torah from me, and I have not yet lowered my veil to the high places of Parnassus, and all my burdens have been cast upon Abba" - Sha'i Agnon/ In the Forest and in the City)
Translation
Expression (Hebrew)
הִשְׁלִיךְ אֶת יְהָבוֹ עַל... , הִשְׁלִיךְ יְהָבוֹ עַל...(הַשְׁלָכַת יְהָבוֹ עַל...)
Definition (Hebrew)
הִסְתַּמֵּךְ עַל..., תָּלָה אֶת בִּטְחוֹנוֹ הָעַצְמִי ב..., (יְהָבוֹ מַשְׁמָע מַשָּׂאוֹ אוֹ הָעֹל שֶׁלּוֹ).
("הַשְׁלֵךְ עַל ה' יְהָבְךָ וְהוּא יְכַלְכְּלֶךָ לֹא יִתֵּן לְעוֹלָם מוֹט לַצַּדִּיק"- תְּהִלִּים נה כג, וְכֵן:"פָּרַקְתִּי מֵעָלַי עֹל תּוֹרָה וַעֲדַיִן לֹא הִטֵּיתִי שִׁכְמֵי לְעוֹלָה שֶׁל פַּרְנָסָה וְכָל יְהָבִי הָיָה מֻשְׁלָךְ עַל אַבָּא"- שַׁ"י עַגְנוֹן/ בַּיַּעַר וּבָעִיר)