352a553d_gular_Verbs___UsingEnglish_com__Past_Participle
[Base Form] Kneel [Past Simple] Knelt/Kneeled [3rd Person Singular] Kneels [Present Participle / Gerund] Kneeling [Past Participle] 
Knelt/Kneeled
English Irregular Verbs - UsingEnglish.com