אִם־אַחֶ֖רֶת יִֽקַּֽח־ל֑וֹ שְׁאֵרָ֛הּ כְּסוּתָ֥הּ וְעֹנָתָ֖הּ לֹ֥א יִגְרָֽע׃
If he take him another wife, her food, her raiment, and her conjugal rights, shall he not diminish.
Read kabbalistic (mystical) interpretation of Exodus 21:10: and classical mystical sources.