Psalms 106:8 Kabbalah

וַֽ֭יּוֹשִׁיעֵם לְמַ֣עַן שְׁמ֑וֹ לְ֝הוֹדִ֗יעַ אֶת־גְּבוּרָתֽוֹ׃

Nevertheless He saved them for His name's sake, that He might make His mighty power to be known.

Read kabbalistic (mystical) interpretation of Psalms 106:8: and classical mystical sources.