From a derivative of the same as aer (meaning a breeze, i.e. The morning air); properly, fresh, i.e. (adverb with ellipsis of hemera) to-morrow -- (to-)morrow, next day.
KJV: Wherefore, if God so clothe the grass of the field, which to day is, and to morrow is cast into the oven, shall he not much more clothe you, O ye of little faith?
NASB: "But if God so clothes the grass of the field, which is alive today and tomorrow is thrown into the furnace, will He not much more clothe you? You of little faith!
KJV: Take therefore no thought for the morrow: for the morrow shall take thought for the things of itself. Sufficient unto the day is the evil thereof.
NASB: "So do not worry about tomorrow; for tomorrow will care for itself. Each day has enough trouble of its own.
KJV: And on the morrow when he departed, he took out two pence, and gave them to the host, and said unto him, Take care of him; and whatsoever thou spendest more, when I come again, I will repay thee.
NASB: "On the next day he took out two denarii and gave them to the innkeeper and said, 'Take care of him; and whatever more you spend, when I return I will repay you.'
KJV: If then God so clothe the grass, which is to day in the field, and to morrow is cast into the oven; how much more will he clothe you, O ye of little faith?
NASB: "But if God so clothes the grass in the field, which is alive today and tomorrow is thrown into the furnace, how much more will He clothe you? You men of little faith!