Daniel 1:10

yet said the ruler of the eunuchs unto Daniel, I do fear my lord the king, who hath appointed your food and your drink, - for why should he see your faces more sad than those of the youths of your own age? so should ye bring me under the penalty of mine own head unto the king.

Proverbs 29:25

The fear of man, setteth a snare, but, he that trusteth in Yahweh, shall be placed on high.

Matthew 6:16-18

And, when ye may he fasting, become not ye, as the hypocrites, of sullen countenance, - for they darken their looks, that they may appear, unto men, to be fasting: Verily, I say unto you, they are getting back their reward.

John 12:42-43

Nevertheless, however, even from among the rulers, many believed on him; but, because of the Pharisees, they were not confessing him, lest, excommunicants from the synagogue, they should be made;

Treasury of Scripture Knowledge

Summary

And the prince of the eunuchs said unto Daniel, I fear my lord the king, who hath appointed your meat and your drink: for why should he see your faces worse liking than the children which are of your sort? then shall ye make me endanger my head to the king.

Worse liking

Bible References

I fear

Proverbs 29:25
The fear of man, setteth a snare, but, he that trusteth in Yahweh, shall be placed on high.
John 12:42
Nevertheless, however, even from among the rulers, many believed on him; but, because of the Pharisees, they were not confessing him, lest, excommunicants from the synagogue, they should be made;

Worse liking

Matthew 6:16
And, when ye may he fasting, become not ye, as the hypocrites, of sullen countenance, - for they darken their looks, that they may appear, unto men, to be fasting: Verily, I say unto you, they are getting back their reward.