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 12:15

Rejoice with the rejoicing, weep with the weeping.

Hebrews 13:3

Remember those bound as bound with them, and those injured as being yourselves also in the body.

Treasury of Scripture Knowledge

Summary

And Mephibosheth the son of Saul came down to meet the king, and had neither dressed his feet, nor trimmed his beard, nor washed his clothes, from the day the king departed until the day he came again in peace.

Bible References

Dressed his feet

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 12:15
Rejoice with the rejoicing, weep with the weeping.
Hebrews 13:3
Remember those bound as bound with them, and those injured as being yourselves also in the body.