OD 523 then OD 1906 at Kuala Lumpur
Bangkok Don Mueang → Kuala Lumpur → Sibu
Timetable, Kuala Lumpur time
15:15OD 523 from Bangkok Don Mueang at the gate
14:25OD 1906 to Sibu leaves the gate
23 h 10 apart on the timetable, overnight
OD 1906 leaves 23 h 10 after OD 523 arrives on the timetable: more than half a day, so not a connection we count.