Isaiah 41:6 Kabbalah

אִ֥ישׁ אֶת־רֵעֵ֖הוּ יַעְזֹ֑רוּ וּלְאָחִ֖יו יֹאמַ֥ר חֲזָֽק׃

They helped every one his neighbour; And every one said to his brother: ‘Be of good courage.’

Read kabbalistic (mystical) interpretation of Isaiah 41:6: and classical mystical sources.