Colossians 3:23

And whatever you do, work heartily, as for the Lord and not for men;

Colossians 3:17

and whatever you do in word or in work, do all in the name of the Lord Jesus, giving thanks to the God [and] Father through him.

Ephesians 6:6-7

not with eye service as pleasing men, but as servants of Christ doing the will of God from the heart,

Romans 14:8

for if we live, we live for the Lord, and if we die, we die for the Lord; whether therefore we live, or whether we die, we are the Lord's.

1 Peter 2:13

Be subject therefore to every human government, for the Lord's sake, whether to the king, as superior,

1 Peter 1:22

Having purified your souls by obeying the truth to unfeigned brotherly love, love one another fervently, from the heart,

1 Peter 2:15

for this is the will of God, that by well-doing you may silence the ignorance of foolish men;

Matthew 6:16

And when you fast, be not like the hypocrites, of a sad countenance; for they disfigure their faces that they may appear to men to fast. I tell you truly, they have their reward.

Romans 14:6

He that observes the day observes it to the Lord, and he that observes not the day observes it not to the Lord. And he that eats eats to the Lord, for he gives God thanks; and he that eats not eats not to the Lord, and gives God thanks.

Ephesians 5:22

Let wives [be subject] to their husbands as to the Lord,

Treasury of Scripture Knowledge

Summary

And whatsoever ye do, do it heartily, as to the Lord, and not unto men;

Bible References

Whatsoever

Colossians 3:17
and whatever you do in word or in work, do all in the name of the Lord Jesus, giving thanks to the God [and] Father through him.
1 Peter 1:22
Having purified your souls by obeying the truth to unfeigned brotherly love, love one another fervently, from the heart,

As

Matthew 6:16
And when you fast, be not like the hypocrites, of a sad countenance; for they disfigure their faces that they may appear to men to fast. I tell you truly, they have their reward.
Romans 14:6
He that observes the day observes it to the Lord, and he that observes not the day observes it not to the Lord. And he that eats eats to the Lord, for he gives God thanks; and he that eats not eats not to the Lord, and gives God thanks.
Ephesians 5:22
Let wives [be subject] to their husbands as to the Lord,
Ephesians 6:6
not with eye service as pleasing men, but as servants of Christ doing the will of God from the heart,
1 Peter 2:13
Be subject therefore to every human government, for the Lord's sake, whether to the king, as superior,