Is it possible to wire up multiple 4 way switches with power coming into one 4 way and the lights connected to the other? - Quora
electrical - Is it possible to wire up multiple 4 way switches with power coming into one 4 way and the lights connected to the other - Home Improvement Stack Exchange
Control 1 Light From 4 Switches
Wiring a 4-Way Switch (DIY)
4-Way Diagrams for ZEN26 and ZEN27 Switches - Zooz Support Center