Exodus 24:1
24:1 And he {a} said unto Moses, Come up unto the LORD, thou,
     and Aaron, Nadab, and Abihu, and seventy of the elders of
     Israel; and worship ye afar off.

     (a) When he called him up to the mountain to give him the
         laws, beginning at the 20th chapter till now.

Exodus 24:3
24:3 {b} And Moses came and told the people all the words of the
     LORD, and all the judgments: and all the people answered
     with one voice, and said, All the words which the LORD hath
     said will we do.

     (b) When he had received these laws in mount Sinai.

Exodus 24:5
24:5 And he sent young {c} men of the children of Israel, which
     offered burnt offerings, and sacrificed peace offerings of
     oxen unto the LORD.

     (c) For as yet the priesthood was not given to Levi.

Exodus 24:8
24:8 And Moses took the blood, and sprinkled [it] on the people,
     and said, Behold the {d} blood of the covenant, which the
     LORD hath made with you concerning all these words.

     (d) Which signifies that the covenant broken cannot be
         satisfied without shedding of blood.

Exodus 24:10
24:10 And they {e} saw the God of Israel: and [there was] under
      his feet as it were a paved work of a sapphire stone, and
      as it were the body of heaven in [his] clearness.

      (e) As perfectly as their infirmities could behold his
          majesty.

Exodus 24:11
24:11 And upon the nobles of the children of Israel he {f} laid
      not his hand: also they saw God, and {g} did eat and
      drink.

      (f) He did not make them afraid, nor punish them.
      (g) That is, rejoiced.

Exodus 24:12
24:12 And the LORD {h} said unto Moses, Come up to me into the
      mount, and be there: and I will give thee {i} tables of
      stone, and a law, and commandments which I have written;
      that thou mayest teach {k} them.

      (h) The second time.
      (i) Signifying the hardness of our hearts, unless God
          writes his laws in it by his Spirit,Jeremiah 31:33, 
          Ezekiel 11:19, 2 Corinthians 3:3, Hebrews 8:10, Hebrews 10:16

      (k) That is, the people.

Exodus 24:17
24:17 And the sight of the glory of the LORD [was] like {l}
      devouring fire on the top of the mount in the eyes of the
      children of Israel.

      (l) The Lord appears like devouring fire to carnal men:
          but to them that he draws with his Spirit, he is like
          pleasant sapphire.