Rasarnavasudhakara 2.4

2.4

3
vāg-aṅga-sattva-sūcyā jñeyās te vyabhicāriṇaḥ |
taṃ cārayanti bhāvasya gatiṃ sañcāriṇo' pi ||

|| 3
Indicated through speech, body, and mental expressiveness, they should be known as vyabhicārins;
they cause the course of the emotion to move along, hence they are also sañcārins. || 4