villkorkarma wrote:If I have reached first Jhana is that same thing as having reached equanimity?
Well, on one hand, you can have equanimity (upekkha) without any jhana at all.
However in terms of jhana it's typically the third jhana which is associated with equanimity...With the fading away of rapture, he dwells in equanimity, mindful and discerning; and he experiences in his own person that happiness of which the noble ones say: 'Happily lives he who is equanimous and mindful' — thus he enters and dwells in the third jhana.
Through corruption of the Dhamma comes corruption of the discipline, and from corruption of the discipline comes corruption of the Dhamma. This is the first future danger as yet unarisen that will arise in the future. You should recognize it and make an effort to prevent it. (AN 5.79)
Neither traceable in the Discourses nor verifiable by the Discipline, one must conclude thus: 'Certainly, this is not the Blessed One's utterance; this has been misunderstood by that bhikkhu — or by that community, or by those elders, or by that elder.' In that way, bhikkhus, you should reject it. (DN 16)