חַֽסְדֵ֣י יְ֭הוָה עוֹלָ֣ם אָשִׁ֑ירָה לְדֹ֥ר וָדֹ֓ר ׀ אוֹדִ֖יעַ אֱמוּנָתְךָ֣ בְּפִֽי׃
I will sing of the mercies of the LORD for ever; To all generations will I make known Thy faithfulness with my mouth.
Read Kabbalistic (mystical) interpretations of Psalms 89:2: Zohar and classical Jewish mystical sources, free online.