תְּרַנֵּ֣נָּ֣ה שְׂ֭פָתַי כִּ֣י אֲזַמְּרָה־לָּ֑ךְ וְ֝נַפְשִׁ֗י אֲשֶׁ֣ר פָּדִֽיתָ׃
My lips shall greatly rejoice when I sing praises unto Thee; And my soul, which Thou hast redeemed.
Read kabbalistic (mystical) interpretation of Psalms 71:23: and classical mystical sources.