The duo were also named AVCA All-Americans.
Pac-12 Networks' Daron Sutton sits down with Cali Thompson after UCLA's sweep of Arizona on Wednesday in Tucson. Thompson had 20 assists, four digs and one service ace for the Bruins.
The Bruins return to the court on Friday at the John Wooden Center, taking on Oregon at 6 p.m.
Jacobs and Ndiaye will join the Bruins in 2020.
UCLA ranks third among Pac-12 teams in assists and kills per set.
All four sets were decided by 25-22 scores.