Proverbs 23:6-8

KJV_Strongs(i)
  6 H3898 Eat [H8799]   H3899 thou not the bread H7451 of him that hath an evil H5869 eye H183 , neither desire [H8691]   H4303 thou his dainty meats:
  7 H8176 For as he thinketh [H8804]   H5315 in his heart H398 , so is he: Eat [H8798]   H8354 and drink [H8798]   H559 , saith [H8799]   H3820 he to thee; but his heart is not with thee.
  8 H6595 The morsel H398 which thou hast eaten [H8804]   H6958 shalt thou vomit up [H8686]   H7843 , and lose [H8765]   H5273 thy sweet H1697 words.