Madhura-madhuri-mano-harana, mura-li-mano-harana| Madhava-manah-priti-karana-kari, shri-yamuna! tumhari yeh arati| Namostu namostu te vishnu-priye, namostu namostu te hari-priye||5||
Here’s a helpful guide to the (often referred to as "Yamunashtak lyrics"), including its meaning, significance, and a transliterated version of the verses. yamunashtak lyrics
: YouTube has excellent renditions (e.g., by U. Ve. Sri Krishna Premi, or traditional Nadaswaram versions). Search “Yamunashtakam with lyrics”. including its meaning
Namami Yamunamaham sakala-siddhi-hetum Mura-ripu-pada-padmam moda-dam bhakti-leshaih Vimala-jala-kalaughaih veshtitam nitya-punyaih Vraja-vana-viharangaih vanchitam gokulangaih by U. Ve. Sri Krishna Premi
The lyrics claim that just by drinking her water or bathing in her waves (which look like "pearl bangles"), a devotee is protected from Yamaraj (the God of Death), because she is his sister.