We found "Leave not our trembling hearts to fail." used in 1 sacred songs, each carrying a unique message of faith.
Leave not our trembling hearts to fail.
...Our spirits faint; our sins prevail:
Leave not our trembling hearts to fail.
O Thou that hearest prayer, descend,...
Our spirits faint; our sins prevail:
Leave not our trembling hearts to fail.
O Thou that hearest prayer, descend,
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