John 13:34-35

BIB(i) 34 Ἐντολὴν (A commandment) καινὴν (new) δίδωμι (I give) ὑμῖν (to you), ἵνα (that) ἀγαπᾶτε (you should love) ἀλλήλους (one another); καθὼς (as) ἠγάπησα (I have loved) ὑμᾶς (you), ἵνα (so) καὶ (also) ὑμεῖς (you) ἀγαπᾶτε (should love) ἀλλήλους (one another). 35 ἐν (By) τούτῳ (this) γνώσονται (will know) πάντες (all) ὅτι (that) ἐμοὶ (to Me) μαθηταί (disciples) ἐστε (you are), ἐὰν (if) ἀγάπην (love) ἔχητε (you have) ἐν (among) ἀλλήλοις (one another).”