Why was Brahms lullaby famous?

Brahms' Lullaby, officially titled "Wiegenlied: Guten Abend, gute Nacht," became famous due to its soothing melody and heartfelt lyrics, making it a beloved choice for parents to sing to their children at bedtime. Composed by Johannes Brahms in 1868, the lullaby's gentle tune captures the essence of comfort and tranquility. Its popularity has endured over the years, often featured in various media and adaptations, solidifying its status as a timeless classic in the realm of lullabies.