Matthew 6:16

"Also whenever you fast, you must not look gloomy like the hypocrites, for they put on a gloomy countenance, to let people see them fasting. I solemnly say to you, they already have their reward.

Romans 12:15

Practice rejoicing with people who rejoice, and weeping with people who weep.

Hebrews 13:3

Continue to remember those who are in prison, as though you were in prison with them, and those who are being ill-treated, since you, too, are liable to similar physical punishment.

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
"Also whenever you fast, you must not look gloomy like the hypocrites, for they put on a gloomy countenance, to let people see them fasting. I solemnly say to you, they already have their reward.
Romans 12:15
Practice rejoicing with people who rejoice, and weeping with people who weep.
Hebrews 13:3
Continue to remember those who are in prison, as though you were in prison with them, and those who are being ill-treated, since you, too, are liable to similar physical punishment.