The verb to be

To be, and Eternal Existence The Past, Present and Future

Exodus 3:13 And Moses said unto God, Behold, when I come unto the children of Israel, and shall say unto them, The God of your fathers hath sent me unto you; and they shall say to me, What is his name? what shall I say unto them? 14 And God said unto Moses, I AM THAT I AM: and he said, Thus shalt thou say unto the children of Israel, I AM hath sent me unto you. 15 And God said moreover unto Moses, Thus shalt thou say unto the children of Israel, The LORD God of your fathers, the God of Abraham, the God of Isaac, and the God of Jacob, hath sent me unto you: this is my name for ever, and this is my memorial unto all generations.

H1961
äéÆäÜhaòyaòhhaw-yaw' A primitive root (compare H1933); to exist, that is, be or become, come to pass (always emphatic, and not a mere copula or auxiliary):—beacon, X altogether, be (-come, accomplished, committed, like), break, cause, come (to pass), continue, do, faint, fall, + follow, happen, X have, last, pertain, quit (one-) self, require, X use.

Exodus 6:2 And God spake unto Moses, and said unto him, I am the LORD: 3And I appeared unto Abraham, unto Isaac, and unto Jacob, by the name of God Almighty, but by my name JEHOVAH was I not known to them.

äåÆäÊé`y^ehoòvaòhyeh-ho-vaw'

H1961; (the) self Existent or eternal; Jehovah, Jewish national name of God:—Jehovah, the Lord. Compare H3050, H3069. H3069 äåäÊé`
y^ehoòvih
yeh-ho-vee' A variation of H3068 (used after H136, and pronounced by Jews as H430, in order to prevent the repetition of the same sound, since they elsewhere pronounce H3068 as H136):—God

John 8:56 Your father Abraham rejoiced to see my day: and he saw it, and was glad. 57 Then said the Jews unto him, Thou art not yet fifty years old, and hast thou seen Abraham? 58 Jesus said unto them, Verily, verily, I say unto you, Before Abraham was, I am. 59 Then took they up stones to cast at him: but Jesus hid himself, and went out of the temple, going through the midst of them, and so passed by.

Hebrews 13:8 Jesus Christ the same yesterday, and to day, and for ever.