तम् विद्यात् दुःख संयोग वियोगम् योग संज्ञितम्
स निश्चयेन योक्तव्यः योगः अनिर्विण्ण चेतसा

तं विद्याद्दुःखसंयोगवियोगं योगसंज्ञितम् ।
स निश्चयेन योक्तव्यो योगोऽनिर्विण्णचेतसा ॥६:२३॥

tam vidyaadduhkhasamyogaviyogam yogasangyitam
sa nishchayena yoktavyo yogo'nirvinnachetasaa ||6:23||

tam vidyaat duhkha samyoga viyogam yoga samgnyitam
sa niscayena yoktavyah yogah anirvinna-cetasa

Purport Learning the separation from the union to misery is known as Yog or union. That Yog or union is to be practiced without downcast consciousness.

तम् (tam) -- that; him
विद्यात् (vidyaat) -- from knowledge; from learning
दुःख (duhkha) -- misery; distress
संयोग (samyoga) -- union; chance, addition
वियोगम् (viyogam) -- separation; subtraction
योग (yoga) -- Yog; union
संज्ञितम् (samgnyitam) -- termed; known as
स (sa) -- that
निश्चयेन (nischayena) -- certainly
योक्तव्यः (yoktavyah) -- to be practiced
योगः (yogah) -- Yog; union
अनिर्विण्ण (anirvinna) -- not downcast
चेतसा (chetasaa) -- mind; consciousness