When the people of Israel crossed the Red Sea they went through the desert to go to Sinai. God wants to talk to Moses because He want to give His commandments to His people.
Moses continued to walk and climb the mountain just to be able to talk to God.
Moses saw what the people of Israel are doing because they worship the golden calf so he burned it and he felt so furious because the people are commiting a sin and people doesn't follow the ten commandments
It took Moses many days and nights but he didn't stop and he continued to climb because he wants to know the commandments of God.
Moses finally reached the top of the mountain. God gave Moses the part of his new system of laws for the people. That He called Ten Commandments.
Ten Commandments
Ten Commandments
God continued to give directions to His people. But Moses didn't know that the people of Israel became impatient while waiting for him. And they begged Aaron to create an altar that they could worship