G0015
ἀγαθοποιέω
to do good
ἀγαθὀ-ποιέω, -ῶ (= cl. ἀγαθὸν ποιεῖν, εὐεργετεῖν), [in LXX: Num.10:32, Jdg.17:13 A, Zep.1:12 (יטב hi.), Tob.12:13 B, 1Ma.11:33, 2Ma.1:2 * ;] to do good; __(a) univ.: 1Pe.2:15, 20, 3:6, 17, 3Jo.11; __(b) for another's benefit: Mrk.3:4 (T, ἀγαθὸν ποιῆσαι), Luk.6:9; __(with) accusative of person(s), Luk.6:33, 35 (Cremer, 8). † (AS)
Full Thayer's lexicon entry
ἀγαθοποιέω — agathopoiéō
ἀγαθοποιέω, (ῶ; 1 aorist infinitive ἀγαθοποιῆσαι; (from ἀγαθοποιός);
1. to do good, do something which profits others: Mar 3:4 (Tdf. ἀγαθόν ποιῆσαι; Luk 6:9); to show oneself beneficent, Act 14:17 Rec.; τινα, to do some one a favor, to benefit, Luk 6:33; Luk 6:35, (equivalent to הַיטִיב, Zep 1:12; Num 10:32; Tob 12:13, etc.).
2. to do well, do right: 1Pe 2:15; 1Pe 2:20 (opposed to ἁμαρτάνω);; 3Jn 1:11. (Not found in secular authors, except in a few of the later in an astrological sense, to furnish a good omen.)
8 occurrences
Luke (3), I Peter (4), III John (1)