Romans 14:6
He that observeth one day more than another, doth it for the Lord's pleasure. And he that observeth not one day more than another, doth it to please the Lord, also. He that eateth, doth it to please the lord, for he giveth God thanks; and he that eateth not, eateth not to please the Lord withal, and giveth God thanks.
Matthew 14:19
And he commanded the people to sit down on the grass, and took the five loaves, and the two fishes, and looked up to heaven, and blessed, and brake, and gave the loaves to his disciples, and the disciples gave them to the people.
Matthew 15:36
And took the seven loaves, and the fishes, and gave thanks, and brake them, and gave to his disciples, and the disciples gave them to the people.
1 Corinthians 10:30-31
For if I take my part with thanks: why am I evil spoken of for that thing wherefore I give thanks?
Exodus 12:14
And this day shall be unto you a remembrance, and ye shall keep it holy unto the LORD: even throughout your generations after you shall ye keep it holy day, that it be a custom forever.
Exodus 12:42
This is a night to be observed to the LORD, because he brought them out of the land of Egypt. This is a night of the LORD, to be kept of all the children of Israel and of their generations after them.
Exodus 16:25
And Moses said, "That, eat this day: for today it is the LORD's Sabbath; today ye shall find none in the field.
Isaiah 58:5
Should it be such a manner of fast that I should chose? A day that a man should hurt his soul in? Or to bow down his head like a bulrush? Or to spread sackcloth and ashes under him? Shouldest thou call this a fast, and a day acceptable unto the LORD?
Zechariah 7:5-6
"Speak unto all the people of the land, and to the priests, and say, 'When ye fasted and mourned in the fifth and seventh month, now this seventy years, did ye fast unto me?
John 6:28
Then said they unto him, "What shall we do that we might work the works of God?"
Galatians 4:10
Ye observe the days, and months, and times, and years.
1 Timothy 4:3-5
forbidding to marry, and commanding to abstain from meats, which God hath created to be received with giving thanks, of them which believe, and know the truth.