sha.khach denotes failing to keep God, instruction, persons, events, or things in mind, and sometimes their passing from remembrance.

The predominant use describes failing to keep someone or something in mind, especially God and his instruction, with conduct in the surrounding clause showing the consequence of that failure. Other occurrences portray persons, places, troubles, or abundance as passing from remembrance, and a small causative group describes making observances or a name be forgotten.

1. Failing to keep God or instruction in mind · dominant

   In Deuteronomy 8:11, the Qal imperfect occurs in a warning not to lose God from mind, and the APB renders the clause with failure to keep commandments, judgments, and statutes. In Deuteronomy 4:9 the same form is paired with keeping oneself carefully and making what was seen known to later generations; in Ezekiel 23:35, forgetting God stands beside casting him behind one's back.

   Deuteronomy 8:11Deuteronomy 4:9Deuteronomy 6:12Deuteronomy 32:18Ezekiel 23:35Proverbs 3:1
2. Losing a person, event, or thing from memory · common

   In Genesis 27:45, a brother's anger is expected to turn away when he no longer retains what was done to him; the APB renders this as his forgetting it. Deuteronomy 24:19 concerns leaving a sheaf in the field, while Isaiah 54:4 speaks of no longer retaining the shame and reproach of an earlier period.

   Genesis 27:45Genesis 40:23Deuteronomy 24:19Isaiah 54:4Jeremiah 44:9Job 9:27
3. Being or making something forgotten · occasional

   Niphal forms present the subject as passing from remembrance: Deuteronomy 31:21 says the song will not be forgotten from the mouths of descendants, and Ecclesiastes 2:16 says that all is forgotten. The Hiphil infinitive in Jeremiah 23:27 concerns an effort to make the people lose God's name from memory, while Lamentations 2:6 says that appointed feast and Sabbath were caused to be forgotten in Zion.

   Deuteronomy 31:21Ecclesiastes 2:16Isaiah 23:16Jeremiah 23:27Lamentations 2:6

In the Anselm Project Bible: Across these verses the APB commonly uses “forget,” “forgotten,” and “remembered” language for the relevant clauses, including warnings, failures of remembrance, and passive loss of memory. Because it translates whole verses rather than aligning individual words, its wording does not by itself define the lemma.