B.G 18.28
अयुक्तः प्राकृतः स्तब्धः शठो नैष्कृतिकोऽलसः। विषादी दीर्घसूत्री च कर्ता तामस उच्यते ॥२८॥
A person who is uncoordinated, unrefined, stubborn, deceitful, malicious, lazy, despondent, procrastinating, and a grudge-holder is referred to as a 'tāmas', i.e. dark doer.
Gīta Bhāshya 18.28
He who points out a fault done by another, even if it was done long ago, is called a 'dīrghasūtrī', i.e. a grudge-holder.
परकृतदोषं दीर्घकालकृतमपि अनुचितं यः सूचयति सः दीर्घसूत्री।
A person who highlights the faults committed by others, even if they were committed a long time ago, is considered a "dīrghasūtrī", i.e. a grudge-holder.
"परेण यः कृतो दोषः दीर्घकालकृतोऽपि वा। यस्तस्य सूचको दोषाद् दीर्घसूत्री स उच्यते॥"
"He who points out a fault done by another, even if it was done long ago, is called a 'dīrghasūtrī' i.e. grudge-holder."
इत्यभिधानात्॥
- stated thus in the dictionary.