John 5:36

ἐγὼ δὲ ἔχω τὴν μαρτυρίαν μείζω τοῦ Ἰωάννου· τὰ γὰρ ἔργα ἃ δέδωκέν μοι ὁ πατὴρ ἵνα τελειώσω αὐτά, αὐτὰ τὰ ἔργα ἃ ποιῶ μαρτυρεῖ περὶ ἐμοῦ ὅτι ὁ πατήρ με ἀπέσταλκεν.

Rough Word-by word:
I and I have the testimony greater than the of John, the for works which he has given to me the father that I might complete them, themselves the works which I do, they testify concerning me that the father me he has sent.

Smooth Translation:
and I myself have testimony greater than John's, for the works which the father has given me that I might complete them, the works themselves which I do testify concerning me that the father has sent me.

ἐγὼ pronoun nominative 1st singular "I"

δὲ post positive conjunction "and, but"

ἔχω verb present active indicative 1st singular from ἔχω (I have) "I have"

τὴν definite article accusative singular feminine "the"

μαρτυρίαν noun accusative singular feminine "testimony"

μείζω comparative adjective accusative singular feminine "greater than"

τοῦ definite article genitive singular masculine "the"

Ἰωάννου proper noun genitive singular masculine "John"

τὰ definite article nominative plural neuter "the"

γὰρ post positive conjunction "for"

ἔργα noun nominative plural neuter "works"

ἃ relative pronoun nominative plural neuter "which" (note: I'm parsing as nominative rather than accusative because its antecedent is nominative)

δέδωκέν verb perfect active indicative 3rd singular from δίδωμι (I give) "he has given"

μοι pronoun dative 1st singular "to me"

ὁ definite article nominative singular masculine "the"

πατὴρ noun nominative singular masculine "father"

ἵνα conjunction with subjunctive "that"

τελειώσω verb aorist active subjunctive 1st singular from τελειόω (I complete, I perfect) "I might complete"

αὐτά pronoun accusative plural neuter "them"

αὐτὰ pronoun nominative plural neuter "themselves" (predicate position - intensive use)

τὰ definite article nominative plural neuter "the"

ἔργα noun nominative plural neuter "works"

ἃ relative pronoun nominative plural neuter "which"

ποιῶ verb present active indicative 1st singular from ποιέω (I do) "I do"

μαρτυρεῖ verb present active indicative 3rd singular from μαρτυρέω (I testify) "they testify" (note: neuter plural nouns can have a singular verb)

περὶ preposition with genitive "about, concerning"

ἐμοῦ pronoun genitive 1st singular "me"

ὅτι conjunction "that, because"

ὁ definite article nominative singular masculine "the"

πατήρ noun nominative singular masculine "father"

με pronoun accusative 1st singular "me"

ἀπέσταλκεν verb perfect active indicative 3rd singular from ἀποστέλλω (I send) "he has sent"