nahusaya sutam dattva
tam aha rajan charmistham
adhas talpe na karhicit
nahusaya—unto King Yayati, the descendant of Nahusa; sutam—his daughter; dattva—giving in marriage; saha—with; sarmisthaya—Sarmistha, the daughter of Vrsaparva and servant of Devayani; usana—Sukracarya; tam—unto him (King Yayati); aha—said; rajan—my dear King; sarmistham—Sarmistha, the daughter of Vrsaparva; adhah—allow; talpe—on your bed; na—not; karhicit—at any time.
When Sukracarya gave Devayani in marriage to Yayati, he had Sarmistha go with her, but he warned the King, “My dear King, never allow this girl Sarmistha to lie with you in your bed.”
Link to this page: https://prabhupadabooks.com/sb/9/18/30