Thus practicing constant control of the body, mind and activities, the mystic transcendentalist, his mind regulated, attains to the kingdom of God [or the abode of Kṛṣṇa] by cessation of material existence.
practicing
as mentioned above
constantly
body, mind and soul
the mystic transcendentalist
with a regulated mind
peace
cessation of material existence
the spiritual sky (the kingdom of God)
does attain.