FR 658 then FR 7121 at Dublin
Brussels → Dublin → Tenerife South
Timetable, Dublin time
18:20FR 658 from Brussels at the gate
15:30FR 7121 to Tenerife South leaves the gate
21 h 10 apart on the timetable, overnight
FR 7121 leaves 21 h 10 after FR 658 arrives on the timetable: more than half a day, so not a connection we count.