The bible is based on historical facts but is it really a reliable source?
yes it is god gave man the message to write
How is it that God will find it wrong for us to love someone simply because they're the same gender if that's the way he made us?
god never made people that way
god calls it a sin
no one has a right to commit immoral actions even if they are adult
Are you sinless?
no we are not sinless no one is that does not mean we accept their immoral actions as normal
How can a sinner judge God's word" or "It's right because God says so!".
god tells us to judge sin
John 7:24 Judge not according to the appearance, but judge righteous judgment.
Mat 7:16 Ye shall know them by their fruits. Do men gather grapes of thorns, or figs of thistles?
Mat 7:17 Even so every good tree bringeth forth good fruit; but a corrupt tree bringeth forth evil fruit.
Mat 7:18 A good tree cannot bring forth evil fruit, neither can a corrupt tree bring forth good fruit.
Mat 7:19 Every tree that bringeth not forth good fruit is hewn down, and cast into the fire.
And how do we know that the Bible wasn't corrupted by Man? How can we be sure?
it is god's word and god tells us his followers it was not corrupted by man
How is there evidence?
god's creation tells of his power
the witness of men who saw and experienced god
the holy spirit who lives in every believer