Senses
1. agree, be in accord — To come to a mutual agreement, be in harmony, or correspond with one another. This single lexicographic sense covers all NT occurrences of symphoneoo, which uniformly denote reaching consensus or matching. Used of contractual agreement between a landowner and laborers about wages (Matt 20:2 synephonesas, Matt 20:13 synephonesas), corporate prayer agreement (Matt 18:19 symphonesosin -- 'if two of you agree on earth about anything'), prophetic testimony aligning with events (Acts 15:15 symphonousin -- 'the words of the prophets agree'), conspiratorial agreement to deceive (Acts 5:9 synephonethe -- Sapphira and Ananias 'agreed together' to test the Spirit), and material compatibility of cloth patches (Luke 5:36 symphonesei -- new patch not 'matching' old garment). Multilingual glosses converge: Arabic ittafaqa, Spanish acordar/concordar, French s'accorder, Hebrew hiskeem/yat'eem, Korean hap'uihada/ilchihada, Hindi sahmat hona. The variation across clusters is purely inflectional (aorist indicative, aorist participle, present indicative, aorist passive, future indicative, aorist subjunctive) with no semantic differentiation. 6×
AR["اتَّفَقتَ","اتَّفَقَ","اِتَّفَقْتُمَا","تَتَّفِقُ","تُوافِقُ","يَتَّفِقُوا"]·ben["একমত-হয়","একমত-হলে","চুক্তি-করে","চুক্তি-করেছিলে","মিলবে","মিলে-যায়"]·DE["συμφωνήσας","συμφωνήσει","συμφωνήσωσιν","συμφωνοῦσιν","συνεφωνήθη","συνεφώνησάς"]·EN["agree","having-agreed","was-agreed","will-match","you-agreed"]·FR["s'accorder"]·heb["הִסְכַּמְתֶּם","הִסְכַּמְתָּ","הַ-","יַסְכִּימוּ","יַתְאִים","מַסְכִּים"]·HI["परीक्षा-करने","मेल-खाएगा","मेल-खाते-हैं","सहमत-हुअ-थ","सहमत-होकर","सहमत-होन"]·ID["akan-cocok","cocok","disepakati","setuju"]·IT["essere-d'accordo","sumphonesas","sumphonesei","sumphonesosin","sunephonesas"]·jav["cocog","sarujuk"]·KO["너희-에게","맞지-않을-것이다","일치한다","합의하고","합의하면","합의하지-않았느냐"]·PT["Tendo-concordado","concordam","concordaste"]·RU["Согласившись","подойдёт,","согласились","согласился-со","согласуются","согласятся"]·ES["acordando","acordaste","combinará","concuerdan","fue-acordado","se-pusieren-de-acuerdo"]·SW["akipatana","baliana","haitapatana","mimi","mlikubaliana","yanakubaliana"]·TR["anlaşarak","anlaştın","anlaşıldı","anlaşırsa","uymayacak","uyuyorlar"]·urd["متّفق-ہو-کر","متّفق-ہوا-تھا","متّفق-ہوں","ملی-بھگت-کی","موافق-ہیں"]
BDB / Lexicon Reference
συμφων-έω, sound together, be in harmony or unison (compare συμφωνία), ἐκ πασῶν μία ἁρμονία συμφωνεῖ Refs 5th c.BC+; of reed-tongues, to be of the same quality, Refs 4th c.BC+; κιθαρισταὶ σ. Refs 3rd c.BC+ —passive, τὰ συμφωνούμενα consonants (literal things which are sounded with vowels), Refs 1st c.BC+ __II metaphorically, harmonize with, ποῖα ποίοις σ. τῶν γενῶν Refs 5th c.BC+; συμφωνοῦντα…