One verse

Srimad Bhagavatam 2.5.16

2.5.16

नारायणपरो योगो नारायणपरं तप: । नारायणपरं ज्ञानं नारायणपरा गति: ॥ १६ ॥

narayana-paro yogo narayana-param tapah narayana-param jnanam narayana-para gatih

narayana-parah
just to know Narayana
yogah
concentration of mind
narayana-param
just with an aim to achieve Narayana
tapah
austerity
narayana-param
just to realize a glimpse of Narayana
jnanam
culture of transcendental knowledge
narayana-para
the path of salvation ends by entering the kingdom of Narayana
gatih
progressive path.

All different types of meditation or mysticism are means for realizing Narayana. All austerities are aimed at achieving Narayana. Culture of transcendental knowledge is for getting a glimpse of Narayana, and ultimately salvation is entering the kingdom of Narayana.