'Obey' in the Bible

Then he asked the disciples, "Where's your faith?" Frightened and amazed, they asked one another, "Who is this man? He commands even the winds and the water, and they obey him!"

But he said, "Instead, how blessed are those who hear God's word and obey it!"

The Lord replied, "If you have faith the size of a mustard seed, you could say to this mulberry tree, "Be uprooted and planted in the sea,' and it would obey you!