We found "Do not think thou canst be lost" used in 1 sacred songs, each carrying a unique message of faith.
Do not think thou canst be lost
...Comfortless awhile thou art,
Do not think thou canst be lost,
Thou art graven on My heart:...
Comfortless awhile thou art,
Do not think thou canst be lost,
Thou art graven on My heart:
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