I have a question about the following Greek text: Phil 1:27-18 hOTI STHKETE EN hENI PNEUMATI, MIAi YUCHi SUNAQLOUNTES THi PISTEI TOU EUAGGELIOU KAI MH PTUROMENOI EN MHDENI hUPO TWN ANTIKEIMENWN, hHTIS ESTIN AUTOIS ENDEIXIS APWLEIAS Does hHTIS refer back to the feminine PISTIS or can it possibly refer forward to ENDEIXIS? Thanks, Iver Larsen