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kāya-ākāśayoḥ saṃbandha-saṃyamāt-laghu-tūla-samāpatteḥ ca-ākāśa-gamanam
From complete restraint of relationship of body and space and unity with lightness and cotton, travel through space
kāya - the body
ākāśa - space; ether; subtle and ethereal fluid; sky, atmosphere
saṃbandha - connection
saṃyama - complete restraint
laghu - lightness
tūla - cotton
samāpatti - coming together, unity
ca - and
gamana - travel