'Doth' in the Bible

this first knowing, that no prophecy of the Writing doth come of private exposition,

and in covetousness, with moulded words, of you they shall make merchandise, whose judgment of old is not idle, and their destruction doth not slumber.

All these, then, being dissolved, what kind of persons doth it behove you to be in holy behaviours and pious acts?

and for new heavens and a new earth according to His promise we do wait, in which righteousness doth dwell;