'It is I' in the Bible

Ye, are the light of the world: it is impossible for a city to be hid, on the top of a mountain, lying.

Again, a second time, departing he prayed, saying: My Father! If it is impossible for this to pass, except I, drink, it, Accomplished, be, thy will.

And Jesus said unto them - Is it possible for the sons of the bridechamber, while the bridegroom is with them, to be fasting? So long as they have the bridegroom with them, it is impossible, to fast.

and, on the third, I am to be made perfect. Nevertheless, I must needs, to-day, and tomorrow, and the following, be journeying on, because it is impossible that a prophet perish, outside Jerusalem.

For it is impossible - as to these who have been, once for all, illuminated, who have tasted also of the heavenly free-gift, and have been made, partners, in a Holy Spirit,

And, inasmuch as it is in store for men - once for all to die, but after this, judgment,

For it is impossible for blood of bulls and goats to be taking away sins.

But, apart from faith, it is impossible to be well-pleasing; for he that approacheth unto God - must needs have faith, that he is, and that, to them who seek him out, a rewarder he becometh.