The Use of the Infinitive
A verbal noun used in place of the verb to express more forcefully the action. The use of a definite article with the infinitive has no major effect upon its variations in use; rather, it restores the noun aspect of the word over its verbal characteristics. It also carries some grammatical significance in the natural use of the article with the cases and prepositions. As a result of its dual nature, the infinitive is one of the most widely used parts of speech in the Koine because it can perform a large number and variations of functions.
Verbal Use of the Infinitive
This aspect of the infinitive looks at its use within context by its verbal characteristics – its function in the sentence as a finite verb. Like a verb it uses voice and tense, takes an object, and is qualified by an adverb.
The infinitive is used to express action that is denoted by a finite verb.
The purpose is expressed by:
The simple infinitive
The infinitive with τοῦ, εἰς, πρός, ὣστε, ὡς