Question: "In the Verse 11.14.35 of "Shreemad Bhagavatam" Lord Shree Krishna says about Pranayama with OM (Pranava, Omkara). Where I can find more elaborate instructions on Pranayama within Vaishnava Parivara?".
Answer by Vishnudut1926: "Actually Pranayama practice is better to be received from Tantrik Vaishnava Guru along with Bhuta-Shuddhi, Nyasas and other Upangas, because wrongly implemented Pranayama can just kill an upasaka.
And in "Shreemad-Bhagavatam" Bhagavan Shree Krishna just