Genesis 15:8

“And he said, Lord God, whereby shall I know that I shall inherit it?] Not as questioning or doubting whether he should or not; but this he asked for the further confirmation of his faith in the promise, and for the sake of his posterity, that they might more easily and strongly believe that they should inherit the land given and promised to them; nor is it culpable to ask a sign of God with such a view; good men have done it, as Gideon, (<070636>Judges 6:36-40), and Hezekiah, (<122008>2 Kings 20:8-11), without being blamed for it; yea, Ahaz is blamed for not asking one, (<230710>Isaiah 7:10-13).”

“- The Faith of Abram 1. דבר dābār, “a word, a thing;” the word being the sign of the thing. 2. אדני 'ǎdonāy, “Adonai, the Lord;” related: “bring down, lay down.” This is the name usually read in place of Yahweh; but when, as in the present case, יהוה yehovâh and אדני 'ǎdonāy are in apposition, אלהים 'ĕlohı̂ym is read instead of the former. The Jews from a feeling of reverence avoided the utterance of this sacred name except on the most solemn occasions. This is said to have arisen from a stringent interpretation of Leviticus 24:16. According to some, this name was pronounced only once a year by the high priest, on the day of atonement, in the Holy of Holies, and according to others…”