Walk through Amos, verse by verse, with the great Bible Commentaries of Matthew Henry (1662 - 1714) & Adam Clarke (1760 - 1832)
mist, and goeth on high things of earth; the Lord God of hosts is the name of him.}Wycliffe's Bible
He that formeth the mountains - Here is a powerful description of the majesty of God. He formed the earth; he created the wind; he knows the inmost thoughts of the heart; he is the Creator of darkness and light; he steps from mountain to mountain, and has all things under his feet!
4:13
For, lo, he that formeth the mountains, and createth the wind, and declareth unto man what is his thought, that maketh the morning darkness, and treadeth upon the high places of the earth, The LORD, The God of hosts, is his name. KJV
{For lo! he formeth hills, and maketh wind, and telleth to man his speech; and he maketh a morrow 
He that formeth the mountains - Here is a powerful description of the majesty of God. He formed the earth; he created the wind; he knows the inmost thoughts of the heart; he is the Creator of darkness and light; he steps from mountain to mountain, and has all things under his feet!